Data Zone
| Scientific name | English name | Family | Global IUCN Red List Category |
|---|---|---|---|
| Abeillia abeillei | Emerald-chinned Hummingbird | Trochilidae (Hummingbirds) | LC |
| Accipiter bicolor | Bicolored Hawk | Accipitridae (Hawks, Eagles) | LC |
| Accipiter cooperii | Cooper's Hawk | Accipitridae (Hawks, Eagles) | LC |
| Accipiter gentilis | Northern Goshawk | Accipitridae (Hawks, Eagles) | LC |
| Accipiter striatus | Sharp-shinned Hawk | Accipitridae (Hawks, Eagles) | LC |
| Actitis macularius | Spotted Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Aechmophorus clarkii | Clark's Grebe | Podicipedidae (Grebes) | LC |
| Aechmophorus occidentalis | Western Grebe | Podicipedidae (Grebes) | LC |
| Aegolius acadicus | Northern Saw-whet Owl | Strigidae (Typical Owls) | LC |
| Aegolius ridgwayi | Unspotted Saw-whet Owl | Strigidae (Typical Owls) | LC |
| Aeronautes saxatalis | White-throated Swift | Apodidae (Swifts) | LC |
| Agamia agami | Agami Heron | Ardeidae (Herons) | VU |
| Agelaius phoeniceus | Red-winged Blackbird | Icteridae (New World blackbirds) | LC |
| Agelaius tricolor | Tricolored Blackbird | Icteridae (New World blackbirds) | EN |
| Aimophila notosticta | Oaxaca Sparrow | Passerellidae (New World sparrows) | LC |
| Aimophila rufescens | Rusty Sparrow | Passerellidae (New World sparrows) | LC |
| Aimophila ruficeps | Rufous-crowned Sparrow | Passerellidae (New World sparrows) | LC |
| Aix sponsa | Wood Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Amaurolimnas concolor | Uniform Crake | Rallidae (Rails, Gallinules, Coots) | LC |
| Amaurospiza moesta | Blue Seedeater | Cardinalidae (Cardinals) | LC |
| Amaurospiza relicta | Slate-blue Seedeater | Cardinalidae (Cardinals) | LC |
| Amazilia rutila | Cinnamon Hummingbird | Trochilidae (Hummingbirds) | LC |
| Amazilia tzacatl | Rufous-tailed Hummingbird | Trochilidae (Hummingbirds) | LC |
| Amazilia yucatanensis | Buff-bellied Hummingbird | Trochilidae (Hummingbirds) | LC |
| Amazona albifrons | White-fronted Amazon | Psittacidae (Parrots) | LC |
| Amazona auropalliata | Yellow-naped Amazon | Psittacidae (Parrots) | CR |
| Amazona autumnalis | Red-lored Amazon | Psittacidae (Parrots) | LC |
| Amazona finschi | Lilac-crowned Amazon | Psittacidae (Parrots) | EN |
| Amazona guatemalae | Northern Mealy Amazon | Psittacidae (Parrots) | NT |
| Amazona oratrix | Yellow-headed Amazon | Psittacidae (Parrots) | EN |
| Amazona viridigenalis | Red-crowned Amazon | Psittacidae (Parrots) | EN |
| Amazona xantholora | Yellow-lored Amazon | Psittacidae (Parrots) | LC |
| Amblycercus holosericeus | Yellow-billed Cacique | Icteridae (New World blackbirds) | LC |
| Ammodramus savannarum | Grasshopper Sparrow | Passerellidae (New World sparrows) | LC |
| Amphispiza bilineata | Black-throated Sparrow | Passerellidae (New World sparrows) | LC |
| Amphispiza quinquestriata | Five-striped Sparrow | Passerellidae (New World sparrows) | LC |
| Anabacerthia variegaticeps | Scaly-throated Foliage-gleaner | Furnariidae (Ovenbirds) | LC |
| Anas acuta | Northern Pintail | Anatidae (Ducks, Geese, Swans) | LC |
| Anas carolinensis | Green-winged Teal | Anatidae (Ducks, Geese, Swans) | LC |
| Anas fulvigula | Mottled Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Anas platyrhynchos | Mallard | Anatidae (Ducks, Geese, Swans) | LC |
| Anas rubripes | American Black Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Anhinga anhinga | Anhinga | Anhingidae (Darters) | LC |
| Anous minutus | Black Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous stolidus | Brown Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Anser albifrons | Greater White-fronted Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Anser caerulescens | Snow Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Anser rossii | Ross's Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Anthracothorax prevostii | Green-breasted Mango | Trochilidae (Hummingbirds) | LC |
| Anthus cervinus | Red-throated Pipit | Motacillidae (Pipits and Wagtails) | LC |
| Anthus rubescens | Buff-bellied Pipit | Motacillidae (Pipits and Wagtails) | LC |
| Anthus spragueii | Sprague's Pipit | Motacillidae (Pipits and Wagtails) | VU |
| Antrostomus arizonae | Mexican Whip-poor-will | Caprimulgidae (Nightjars) | LC |
| Antrostomus badius | Yucatan Nightjar | Caprimulgidae (Nightjars) | LC |
| Antrostomus carolinensis | Chuck-will's-widow | Caprimulgidae (Nightjars) | NT |
| Antrostomus ridgwayi | Buff-collared Nightjar | Caprimulgidae (Nightjars) | LC |
| Antrostomus salvini | Tawny-collared Nightjar | Caprimulgidae (Nightjars) | LC |
| Antrostomus vociferus | Eastern Whip-poor-will | Caprimulgidae (Nightjars) | NT |
| Aphelocoma californica | Western Scrub-jay | Corvidae (Crows and jays) | LC |
| Aphelocoma ultramarina | Ultramarine Jay | Corvidae (Crows and jays) | LC |
| Aphelocoma unicolor | Unicolored Jay | Corvidae (Crows and jays) | LC |
| Aphelocoma wollweberi | Mexican Jay | Corvidae (Crows and jays) | LC |
| Aquila chrysaetos | Golden Eagle | Accipitridae (Hawks, Eagles) | LC |
| Ara macao | Scarlet Macaw | Psittacidae (Parrots) | LC |
| Ara militaris | Military Macaw | Psittacidae (Parrots) | VU |
| Aramides albiventris | Russet-naped Wood-rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Aramides axillaris | Rufous-necked Wood-rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Aramus guarauna | Limpkin | Aramidae (Limpkin) | LC |
| Archilochus alexandri | Black-chinned Hummingbird | Trochilidae (Hummingbirds) | LC |
| Archilochus colubris | Ruby-throated Hummingbird | Trochilidae (Hummingbirds) | LC |
| Ardea alba | Great White Egret | Ardeidae (Herons) | LC |
| Ardea herodias | Great Blue Heron | Ardeidae (Herons) | LC |
| Ardea occidentalis | Great White Heron | Ardeidae (Herons) | EN |
| Ardenna bulleri | Buller's Shearwater | Procellariidae (Petrels, Shearwaters) | VU |
| Ardenna carneipes | Flesh-footed Shearwater | Procellariidae (Petrels, Shearwaters) | NT |
| Ardenna creatopus | Pink-footed Shearwater | Procellariidae (Petrels, Shearwaters) | VU |
| Ardenna gravis | Great Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Ardenna grisea | Sooty Shearwater | Procellariidae (Petrels, Shearwaters) | NT |
| Ardenna pacifica | Wedge-tailed Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Ardenna tenuirostris | Short-tailed Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Arenaria interpres | Ruddy Turnstone | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Arenaria melanocephala | Black Turnstone | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Arremon aurantiirostris | Orange-billed Sparrow | Passerellidae (New World sparrows) | LC |
| Arremon brunneinucha | Chestnut-capped Brush-finch | Passerellidae (New World sparrows) | LC |
| Arremon virenticeps | Green-striped Brush-finch | Passerellidae (New World sparrows) | LC |
| Arremonops chloronotus | Green-backed Sparrow | Passerellidae (New World sparrows) | LC |
| Arremonops rufivirgatus | Olive Sparrow | Passerellidae (New World sparrows) | LC |
| Artemisiospiza belli | Bell's Sparrow | Passerellidae (New World sparrows) | LC |
| Artemisiospiza nevadensis | Sagebrush Sparrow | Passerellidae (New World sparrows) | LC |
| Asio clamator | Striped Owl | Strigidae (Typical Owls) | LC |
| Asio flammeus | Short-eared Owl | Strigidae (Typical Owls) | LC |
| Asio otus | Northern Long-eared Owl | Strigidae (Typical Owls) | LC |
| Asio stygius | Stygian Owl | Strigidae (Typical Owls) | LC |
| Aspatha gularis | Blue-throated Motmot | Momotidae (Motmots) | LC |
| Athene cunicularia | Burrowing Owl | Strigidae (Typical Owls) | LC |
| Atlapetes albinucha | White-naped Brush-finch | Passerellidae (New World sparrows) | LC |
| Atlapetes pileatus | Rufous-capped Brush-finch | Passerellidae (New World sparrows) | LC |
| Atticora pileata | Black-capped Swallow | Hirundinidae (Swallows and martins) | LC |
| Attila spadiceus | Bright-rumped Attila | Tyrannidae (Tyrant-flycatchers) | LC |
| Aulacorhynchus prasinus | Emerald Toucanet | Ramphastidae (Toucans) | LC |
| Aulacorhynchus wagleri | Wagler's Toucanet | Ramphastidae (Toucans) | LC |
| Auriparus flaviceps | Verdin | Remizidae (Penduline-tits) | LC |
| Automolus ochrolaemus | Buff-throated Foliage-gleaner | Furnariidae (Ovenbirds) | LC |
| Aythya affinis | Lesser Scaup | Anatidae (Ducks, Geese, Swans) | LC |
| Aythya americana | Redhead | Anatidae (Ducks, Geese, Swans) | LC |
| Aythya collaris | Ring-necked Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Aythya marila | Greater Scaup | Anatidae (Ducks, Geese, Swans) | LC |
| Aythya valisineria | Canvasback | Anatidae (Ducks, Geese, Swans) | LC |
| Baeolophus atricristatus | Black-crested Titmouse | Paridae (Tits and chickadees) | LC |
| Baeolophus inornatus | Oak Titmouse | Paridae (Tits and chickadees) | LC |
| Baeolophus ridgwayi | Juniper Titmouse | Paridae (Tits and chickadees) | LC |
| Baeolophus wollweberi | Bridled Titmouse | Paridae (Tits and chickadees) | LC |
| Bartramia longicauda | Upland Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Basileuterus belli | Golden-browed Warbler | Parulidae (New World warblers) | LC |
| Basileuterus culicivorus | Stripe-crowned Warbler | Parulidae (New World warblers) | LC |
| Basileuterus lachrymosus | Fan-tailed Warbler | Parulidae (New World warblers) | LC |
| Basileuterus rufifrons | Rufous-capped Warbler | Parulidae (New World warblers) | LC |
| Basilinna leucotis | White-eared Hummingbird | Trochilidae (Hummingbirds) | LC |
| Basilinna xantusii | Xantus's Hummingbird | Trochilidae (Hummingbirds) | LC |
| Bolborhynchus lineola | Barred Parakeet | Psittacidae (Parrots) | LC |
| Bombycilla cedrorum | Cedar Waxwing | Bombycillidae (Waxwings) | LC |
| Botaurus lentiginosus | American Bittern | Ardeidae (Herons) | LC |
| Botaurus pinnatus | Pinnated Bittern | Ardeidae (Herons) | LC |
| Branta bernicla | Brent Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Branta canadensis | Canada Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Branta hutchinsii | Cackling Goose | Anatidae (Ducks, Geese, Swans) | LC |
| Brotogeris jugularis | Orange-chinned Parakeet | Psittacidae (Parrots) | LC |
| Bubo virginianus | Great Horned Owl | Strigidae (Typical Owls) | LC |
| Bubulcus ibis | Cattle Egret | Ardeidae (Herons) | LC |
| Bucephala albeola | Bufflehead | Anatidae (Ducks, Geese, Swans) | LC |
| Bucephala clangula | Common Goldeneye | Anatidae (Ducks, Geese, Swans) | LC |
| Burhinus bistriatus | Double-striped Thick-knee | Burhinidae (Thick-knees) | LC |
| Busarellus nigricollis | Black-collared Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo albonotatus | Zone-tailed Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo brachyurus | Short-tailed Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo jamaicensis | Red-tailed Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo lagopus | Rough-legged Buzzard | Accipitridae (Hawks, Eagles) | LC |
| Buteo lineatus | Red-shouldered Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo plagiatus | Grey Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo platypterus | Broad-winged Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo regalis | Ferruginous Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteo swainsoni | Swainson's Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteogallus anthracinus | Common Black Hawk | Accipitridae (Hawks, Eagles) | LC |
| Buteogallus solitarius | Black Solitary Eagle | Accipitridae (Hawks, Eagles) | NT |
| Buteogallus urubitinga | Great Black Hawk | Accipitridae (Hawks, Eagles) | LC |
| Butorides striata | Green-backed Heron | Ardeidae (Herons) | LC |
| Cairina moschata | Muscovy Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Calamospiza melanocorys | Lark Bunting | Passerellidae (New World sparrows) | LC |
| Calcarius lapponicus | Lapland Longspur | Calcariidae (Longspurs) | LC |
| Calcarius ornatus | Chestnut-collared Longspur | Calcariidae (Longspurs) | VU |
| Calidris alba | Sanderling | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris alpina | Dunlin | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris bairdii | Baird's Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris canutus | Red Knot | Scolopacidae (Sandpipers, Snipes, Phalaropes) | NT |
| Calidris fuscicollis | White-rumped Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris himantopus | Stilt Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris mauri | Western Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris melanotos | Pectoral Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris minutilla | Least Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Calidris pusilla | Semipalmated Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | NT |
| Calidris subruficollis | Buff-breasted Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | NT |
| Calidris virgata | Surfbird | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Callipepla californica | California Quail | Odontophoridae (New World quails) | LC |
| Callipepla douglasii | Elegant Quail | Odontophoridae (New World quails) | LC |
| Callipepla gambelii | Gambel's Quail | Odontophoridae (New World quails) | LC |
| Callipepla squamata | Scaled Quail | Odontophoridae (New World quails) | LC |
| Calonectris borealis | Cory's Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Calothorax lucifer | Lucifer Hummingbird | Trochilidae (Hummingbirds) | LC |
| Calothorax pulcher | Beautiful Hummingbird | Trochilidae (Hummingbirds) | LC |
| Calypte anna | Anna's Hummingbird | Trochilidae (Hummingbirds) | LC |
| Calypte costae | Costa's Hummingbird | Trochilidae (Hummingbirds) | LC |
| Campephilus guatemalensis | Pale-billed Woodpecker | Picidae (Woodpeckers) | LC |
| Campephilus imperialis | Imperial Woodpecker | Picidae (Woodpeckers) | CR (PE) |
| Camptostoma imberbe | Northern Beardless Tyrannulet | Tyrannidae (Tyrant-flycatchers) | LC |
| Campylopterus hemileucurus | Violet Sabrewing | Trochilidae (Hummingbirds) | LC |
| Campylorhynchus brunneicapillus | Cactus Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus capistratus | Rufous-backed Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus chiapensis | Giant Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus gularis | Spotted Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus humilis | Sclater's Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus jocosus | Boucard's Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus megalopterus | Grey-barred Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus rufinucha | Rufous-naped Wren | Troglodytidae (Wrens) | LC |
| Campylorhynchus yucatanicus | Yucatan Wren | Troglodytidae (Wrens) | NT |
| Campylorhynchus zonatus | Band-backed Wren | Troglodytidae (Wrens) | LC |
| Cantorchilus modestus | Plain Wren | Troglodytidae (Wrens) | LC |
| Caracara cheriway | Crested Caracara | Falconidae (Falcons, Caracaras) | LC |
| Caracara lutosa | Guadalupe Caracara | Falconidae (Falcons, Caracaras) | EX |
| Cardellina canadensis | Canada Warbler | Parulidae (New World warblers) | LC |
| Cardellina pusilla | Wilson's Warbler | Parulidae (New World warblers) | LC |
| Cardellina rubra | Red Warbler | Parulidae (New World warblers) | LC |
| Cardellina rubrifrons | Red-faced Warbler | Parulidae (New World warblers) | LC |
| Cardellina versicolor | Pink-headed Warbler | Parulidae (New World warblers) | LC |
| Cardinalis cardinalis | Northern Cardinal | Cardinalidae (Cardinals) | LC |
| Cardinalis sinuatus | Pyrrhuloxia | Cardinalidae (Cardinals) | LC |
| Caryothraustes celaeno | Crimson-collared Grosbeak | Cardinalidae (Cardinals) | LC |
| Caryothraustes poliogaster | Black-faced Grosbeak | Cardinalidae (Cardinals) | LC |
| Cassiculus melanicterus | Yellow-winged Cacique | Icteridae (New World blackbirds) | LC |
| Catharacta maccormicki | South Polar Skua | Stercorariidae (Skuas) | LC |
| Cathartes aura | Turkey Vulture | Cathartidae (New World vultures) | LC |
| Cathartes burrovianus | Lesser Yellow-headed Vulture | Cathartidae (New World vultures) | LC |
| Catharus aurantiirostris | Orange-billed Nightingale-thrush | Turdidae (Thrushes) | LC |
| Catharus dryas | Gould's Nightingale-thrush | Turdidae (Thrushes) | LC |
| Catharus frantzii | Ruddy-capped Nightingale-thrush | Turdidae (Thrushes) | LC |
| Catharus fuscescens | Veery | Turdidae (Thrushes) | LC |
| Catharus guttatus | Hermit Thrush | Turdidae (Thrushes) | LC |
| Catharus mexicanus | Black-headed Nightingale-thrush | Turdidae (Thrushes) | LC |
| Catharus minimus | Grey-cheeked Thrush | Turdidae (Thrushes) | LC |
| Catharus occidentalis | Russet Nightingale-thrush | Turdidae (Thrushes) | LC |
| Catharus swainsoni | Swainson's Thrush | Turdidae (Thrushes) | LC |
| Catharus ustulatus | Russet-backed Thrush | Turdidae (Thrushes) | LC |
| Catherpes mexicanus | Canyon Wren | Troglodytidae (Wrens) | LC |
| Celeus castaneus | Chestnut-colored Woodpecker | Picidae (Woodpeckers) | LC |
| Cepphus columba | Pigeon Guillemot | Alcidae (Auks) | LC |
| Ceratopipra mentalis | Red-capped Manakin | Pipridae (Manakins) | LC |
| Cercomacroides tyrannina | Dusky Antbird | Thamnophilidae (Typical Antbirds) | LC |
| Cerorhinca monocerata | Rhinoceros Auklet | Alcidae (Auks) | LC |
| Certhia americana | American Treecreeper | Certhiidae (Treecreepers) | LC |
| Chaetura pelagica | Chimney Swift | Apodidae (Swifts) | VU |
| Chaetura vauxi | Vaux's Swift | Apodidae (Swifts) | LC |
| Chamaea fasciata | Wrentit | Paradoxornithidae (Parrotbills and allies) | LC |
| Charadrius collaris | Collared Plover | Charadriidae (Plovers) | LC |
| Charadrius melodus | Piping Plover | Charadriidae (Plovers) | NT |
| Charadrius montanus | Mountain Plover | Charadriidae (Plovers) | NT |
| Charadrius nivosus | Snowy Plover | Charadriidae (Plovers) | NT |
| Charadrius semipalmatus | Semipalmated Plover | Charadriidae (Plovers) | LC |
| Charadrius vociferus | Killdeer | Charadriidae (Plovers) | LC |
| Charadrius wilsonia | Wilson's Plover | Charadriidae (Plovers) | LC |
| Chiroxiphia linearis | Long-tailed Manakin | Pipridae (Manakins) | LC |
| Chlidonias niger | Black Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Chlorestes candida | White-bellied Emerald | Trochilidae (Hummingbirds) | LC |
| Chlorestes eliciae | Blue-throated Goldentail | Trochilidae (Hummingbirds) | LC |
| Chloroceryle aenea | American Pygmy-kingfisher | Alcedinidae (Kingfishers) | LC |
| Chloroceryle amazona | Amazon Kingfisher | Alcedinidae (Kingfishers) | LC |
| Chloroceryle americana | Green Kingfisher | Alcedinidae (Kingfishers) | LC |
| Chlorophanes spiza | Green Honeycreeper | Thraupidae (Tanagers) | LC |
| Chlorophonia occipitalis | Blue-crowned Chlorophonia | Fringillidae (Finches) | LC |
| Chlorospingus flavopectus | Common Bush-tanager | Passerellidae (New World sparrows) | LC |
| Chondestes grammacus | Lark Sparrow | Passerellidae (New World sparrows) | LC |
| Chondrohierax uncinatus | Hook-billed Kite | Accipitridae (Hawks, Eagles) | LC |
| Chordeiles acutipennis | Lesser Nighthawk | Caprimulgidae (Nightjars) | LC |
| Chordeiles minor | Common Nighthawk | Caprimulgidae (Nightjars) | LC |
| Ciccaba nigrolineata | Black-and-white Owl | Strigidae (Typical Owls) | LC |
| Ciccaba virgata | Mottled Owl | Strigidae (Typical Owls) | LC |
| Cinclus mexicanus | American Dipper | Cinclidae (Dippers) | LC |
| Circus hudsonius | Northern Harrier | Accipitridae (Hawks, Eagles) | LC |
| Cistothorus palustris | Marsh Wren | Troglodytidae (Wrens) | LC |
| Cistothorus platensis | Grass Wren | Troglodytidae (Wrens) | LC |
| Cistothorus stellaris | Sedge Wren | Troglodytidae (Wrens) | LC |
| Clangula hyemalis | Long-tailed Duck | Anatidae (Ducks, Geese, Swans) | VU |
| Claravis pretiosa | Blue Ground-dove | Columbidae (Pigeons, Doves) | LC |
| Clibanornis rubiginosus | Ruddy Foliage-gleaner | Furnariidae (Ovenbirds) | LC |
| Coccyzus americanus | Yellow-billed Cuckoo | Cuculidae (Cuckoos) | LC |
| Coccyzus erythropthalmus | Black-billed Cuckoo | Cuculidae (Cuckoos) | LC |
| Coccyzus minor | Mangrove Cuckoo | Cuculidae (Cuckoos) | LC |
| Cochlearius cochlearius | Boat-billed Heron | Ardeidae (Herons) | LC |
| Coereba flaveola | Bananaquit | Thraupidae (Tanagers) | LC |
| Colaptes aeruginosus | Bronze-winged Woodpecker | Picidae (Woodpeckers) | LC |
| Colaptes auratus | Yellow-shafted Flicker | Picidae (Woodpeckers) | LC |
| Colaptes auricularis | Grey-crowned Woodpecker | Picidae (Woodpeckers) | LC |
| Colaptes cafer | Red-shafted Flicker | Picidae (Woodpeckers) | LC |
| Colaptes chrysoides | Gilded Flicker | Picidae (Woodpeckers) | LC |
| Colaptes mexicanoides | Guatemalan Flicker | Picidae (Woodpeckers) | LC |
| Colaptes rubiginosus | Golden-olive Woodpecker | Picidae (Woodpeckers) | LC |
| Colibri thalassinus | Green Violet-ear | Trochilidae (Hummingbirds) | LC |
| Colinus nigrogularis | Black-throated Bobwhite | Odontophoridae (New World quails) | LC |
| Colinus virginianus | Northern Bobwhite | Odontophoridae (New World quails) | NT |
| Columbina inca | Inca Dove | Columbidae (Pigeons, Doves) | LC |
| Columbina minuta | Plain-breasted Ground-dove | Columbidae (Pigeons, Doves) | LC |
| Columbina passerina | Common Ground-dove | Columbidae (Pigeons, Doves) | LC |
| Columbina talpacoti | Ruddy Ground-dove | Columbidae (Pigeons, Doves) | LC |
| Contopus bogotensis | Northern Tropical Pewee | Tyrannidae (Tyrant-flycatchers) | LC |
| Contopus cooperi | Olive-sided Flycatcher | Tyrannidae (Tyrant-flycatchers) | NT |
| Contopus pertinax | Greater Pewee | Tyrannidae (Tyrant-flycatchers) | LC |
| Contopus sordidulus | Western Wood-pewee | Tyrannidae (Tyrant-flycatchers) | LC |
| Contopus virens | Eastern Wood-pewee | Tyrannidae (Tyrant-flycatchers) | LC |
| Coragyps atratus | American Black Vulture | Cathartidae (New World vultures) | LC |
| Corthylio calendula | Ruby-crowned Kinglet | Regulidae (Kinglets and firecrests) | LC |
| Corvus brachyrhynchos | American Crow | Corvidae (Crows and jays) | LC |
| Corvus corax | Common Raven | Corvidae (Crows and jays) | LC |
| Corvus cryptoleucus | Chihuahuan Raven | Corvidae (Crows and jays) | LC |
| Corvus imparatus | Tamaulipas Crow | Corvidae (Crows and jays) | LC |
| Corvus sinaloae | Sinaloa Crow | Corvidae (Crows and jays) | LC |
| Cotinga amabilis | Lovely Cotinga | Cotingidae (Cotingas) | LC |
| Coturnicops noveboracensis | Yellow Rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Crax rubra | Great Curassow | Cracidae (Guans, Chachalacas, Curassows) | VU |
| Crotophaga ani | Smooth-billed Ani | Cuculidae (Cuckoos) | LC |
| Crotophaga sulcirostris | Groove-billed Ani | Cuculidae (Cuckoos) | LC |
| Crypturellus boucardi | Slaty-breasted Tinamou | Tinamidae (Tinamous) | VU |
| Crypturellus cinnamomeus | Thicket Tinamou | Tinamidae (Tinamous) | LC |
| Crypturellus soui | Little Tinamou | Tinamidae (Tinamous) | LC |
| Cyanerpes cyaneus | Red-legged Honeycreeper | Thraupidae (Tanagers) | LC |
| Cyanerpes lucidus | Shining Honeycreeper | Thraupidae (Tanagers) | LC |
| Cyanocitta cristata | Blue Jay | Corvidae (Crows and jays) | LC |
| Cyanocitta stelleri | Steller's Jay | Corvidae (Crows and jays) | LC |
| Cyanocompsa parellina | Blue Bunting | Cardinalidae (Cardinals) | LC |
| Cyanocorax beecheii | Purplish-backed Jay | Corvidae (Crows and jays) | LC |
| Cyanocorax colliei | Black-throated Magpie-jay | Corvidae (Crows and jays) | LC |
| Cyanocorax dickeyi | Tufted Jay | Corvidae (Crows and jays) | NT |
| Cyanocorax formosus | White-throated Magpie-jay | Corvidae (Crows and jays) | LC |
| Cyanocorax morio | Brown Jay | Corvidae (Crows and jays) | LC |
| Cyanocorax sanblasianus | San Blas Jay | Corvidae (Crows and jays) | LC |
| Cyanocorax yncas | Green Jay | Corvidae (Crows and jays) | LC |
| Cyanocorax yucatanicus | Yucatan Jay | Corvidae (Crows and jays) | LC |
| Cyanoloxia cyanoides | Blue-black Grosbeak | Cardinalidae (Cardinals) | LC |
| Cyanolyca cucullata | Azure-hooded Jay | Corvidae (Crows and jays) | LC |
| Cyanolyca mirabilis | White-throated Jay | Corvidae (Crows and jays) | VU |
| Cyanolyca nanus | Dwarf Jay | Corvidae (Crows and jays) | NT |
| Cyanolyca pumilo | Black-throated Jay | Corvidae (Crows and jays) | LC |
| Cyclarhis gujanensis | Rufous-browed Peppershrike | Vireonidae (Vireos) | LC |
| Cygnus buccinator | Trumpeter Swan | Anatidae (Ducks, Geese, Swans) | LC |
| Cygnus columbianus | Tundra Swan | Anatidae (Ducks, Geese, Swans) | LC |
| Cynanthus auriceps | Golden-crowned Emerald | Trochilidae (Hummingbirds) | LC |
| Cynanthus canivetii | Canivet's Emerald | Trochilidae (Hummingbirds) | LC |
| Cynanthus doubledayi | Turquoise-crowned Hummingbird | Trochilidae (Hummingbirds) | LC |
| Cynanthus forficatus | Cozumel Emerald | Trochilidae (Hummingbirds) | LC |
| Cynanthus latirostris | Broad-billed Hummingbird | Trochilidae (Hummingbirds) | LC |
| Cynanthus lawrencei | Tres Marias Hummingbird | Trochilidae (Hummingbirds) | NT |
| Cypseloides cryptus | White-chinned Swift | Apodidae (Swifts) | LC |
| Cypseloides niger | Black Swift | Apodidae (Swifts) | VU |
| Cypseloides storeri | White-fronted Swift | Apodidae (Swifts) | DD |
| Cyrtonyx montezumae | Montezuma Quail | Odontophoridae (New World quails) | LC |
| Cyrtonyx ocellatus | Ocellated Quail | Odontophoridae (New World quails) | VU |
| Cyrtonyx sallei | Spot-breasted Quail | Odontophoridae (New World quails) | NT |
| Dactylortyx thoracicus | Singing Quail | Odontophoridae (New World quails) | LC |
| Deltarhynchus flammulatus | Flammulated Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Dendrocincla anabatina | Tawny-winged Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Dendrocincla homochroa | Ruddy Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Dendrocolaptes picumnus | Black-banded Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Dendrocolaptes sanctithomae | Western Barred Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Dendrocygna autumnalis | Black-bellied Whistling-duck | Anatidae (Ducks, Geese, Swans) | LC |
| Dendrocygna bicolor | Fulvous Whistling-duck | Anatidae (Ducks, Geese, Swans) | LC |
| Dendrortyx barbatus | Bearded Wood-partridge | Odontophoridae (New World quails) | VU |
| Dendrortyx leucophrys | Buffy-crowned Wood-partridge | Odontophoridae (New World quails) | LC |
| Dendrortyx macroura | Long-tailed Wood-partridge | Odontophoridae (New World quails) | LC |
| Diglossa baritula | Cinnamon-bellied Flowerpiercer | Thraupidae (Tanagers) | LC |
| Dives dives | Melodious Blackbird | Icteridae (New World blackbirds) | LC |
| Dolichonyx oryzivorus | Bobolink | Icteridae (New World blackbirds) | LC |
| Doricha eliza | Mexican Sheartail | Trochilidae (Hummingbirds) | NT |
| Doricha enicura | Slender Sheartail | Trochilidae (Hummingbirds) | LC |
| Dromococcyx phasianellus | Pheasant Cuckoo | Cuculidae (Cuckoos) | LC |
| Dryobates nuttallii | Nuttall's Woodpecker | Picidae (Woodpeckers) | LC |
| Dryobates pubescens | Downy Woodpecker | Picidae (Woodpeckers) | LC |
| Dryobates scalaris | Ladder-backed Woodpecker | Picidae (Woodpeckers) | LC |
| Dumetella carolinensis | Grey Catbird | Mimidae (Mockingbirds and thrashers) | LC |
| Dysithamnus mentalis | Plain Antvireo | Thamnophilidae (Typical Antbirds) | LC |
| Egretta caerulea | Little Blue Heron | Ardeidae (Herons) | LC |
| Egretta rufescens | Reddish Egret | Ardeidae (Herons) | NT |
| Egretta thula | Snowy Egret | Ardeidae (Herons) | LC |
| Egretta tricolor | Tricolored Heron | Ardeidae (Herons) | LC |
| Elaenia flavogaster | Yellow-bellied Elaenia | Tyrannidae (Tyrant-flycatchers) | LC |
| Elaenia frantzii | Mountain Elaenia | Tyrannidae (Tyrant-flycatchers) | LC |
| Elaenia martinica | Caribbean Elaenia | Tyrannidae (Tyrant-flycatchers) | LC |
| Elanoides forficatus | Swallow-tailed Kite | Accipitridae (Hawks, Eagles) | LC |
| Elanus leucurus | White-tailed Kite | Elanidae (Kites) | LC |
| Electron carinatum | Keel-billed Motmot | Momotidae (Motmots) | VU |
| Empidonax affinis | Pine Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax albigularis | White-throated Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax alnorum | Alder Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax difficilis | Pacific-slope Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax flavescens | Yellowish Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax flaviventris | Yellow-bellied Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax fulvifrons | Buff-breasted Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax hammondii | Hammond's Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax minimus | Least Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax oberholseri | American Dusky Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax occidentalis | Cordilleran Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax traillii | Willow Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax virescens | Acadian Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Empidonax wrightii | American Grey Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Eremophila alpestris | Horned Lark | Alaudidae (Larks) | LC |
| Eucometis penicillata | Grey-headed Tanager | Thraupidae (Tanagers) | LC |
| Eudocimus albus | White Ibis | Threskiornithidae (Ibises, Spoonbills) | LC |
| Eugenes fulgens | Magnificent Hummingbird | Trochilidae (Hummingbirds) | LC |
| Eumomota superciliosa | Turquoise-browed Motmot | Momotidae (Motmots) | LC |
| Euphagus cyanocephalus | Brewer's Blackbird | Icteridae (New World blackbirds) | LC |
| Eupherusa cyanophrys | Oaxaca Hummingbird | Trochilidae (Hummingbirds) | EN |
| Eupherusa eximia | Stripe-tailed Hummingbird | Trochilidae (Hummingbirds) | LC |
| Eupherusa poliocerca | White-tailed Hummingbird | Trochilidae (Hummingbirds) | NT |
| Eupherusa ridgwayi | Mexican Woodnymph | Trochilidae (Hummingbirds) | VU |
| Euphonia affinis | Scrub Euphonia | Fringillidae (Finches) | LC |
| Euphonia elegantissima | Elegant Euphonia | Fringillidae (Finches) | LC |
| Euphonia gouldi | Olive-backed Euphonia | Fringillidae (Finches) | LC |
| Euphonia hirundinacea | Yellow-throated Euphonia | Fringillidae (Finches) | LC |
| Euphonia minuta | White-vented Euphonia | Fringillidae (Finches) | LC |
| Eupsittula astec | Aztec Parakeet | Psittacidae (Parrots) | LC |
| Eupsittula canicularis | Orange-fronted Parakeet | Psittacidae (Parrots) | VU |
| Euptilotis neoxenus | Eared Quetzal | Trogonidae (Trogons) | LC |
| Eurypyga helias | Sunbittern | Eurypygidae (Sunbittern) | LC |
| Falco columbarius | Merlin | Falconidae (Falcons, Caracaras) | LC |
| Falco deiroleucus | Orange-breasted Falcon | Falconidae (Falcons, Caracaras) | NT |
| Falco femoralis | Aplomado Falcon | Falconidae (Falcons, Caracaras) | LC |
| Falco mexicanus | Prairie Falcon | Falconidae (Falcons, Caracaras) | LC |
| Falco peregrinus | Peregrine Falcon | Falconidae (Falcons, Caracaras) | LC |
| Falco rufigularis | Bat Falcon | Falconidae (Falcons, Caracaras) | LC |
| Falco rusticolus | Gyrfalcon | Falconidae (Falcons, Caracaras) | LC |
| Falco sparverius | American Kestrel | Falconidae (Falcons, Caracaras) | LC |
| Florisuga mellivora | White-necked Jacobin | Trochilidae (Hummingbirds) | LC |
| Formicarius moniliger | Mayan Antthrush | Formicariidae (Ground-antbirds) | LC |
| Forpus cyanopygius | Mexican Parrotlet | Psittacidae (Parrots) | NT |
| Fregata magnificens | Magnificent Frigatebird | Fregatidae (Frigatebirds) | LC |
| Fregata minor | Great Frigatebird | Fregatidae (Frigatebirds) | LC |
| Fulica americana | American Coot | Rallidae (Rails, Gallinules, Coots) | LC |
| Fulmarus glacialis | Northern Fulmar | Procellariidae (Petrels, Shearwaters) | LC |
| Galbula ruficauda | Rufous-tailed Jacamar | Galbulidae (Jacamars) | LC |
| Gallinago delicata | Wilson's Snipe | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Gallinula galeata | Common Gallinule | Rallidae (Rails, Gallinules, Coots) | LC |
| Gavia adamsii | Yellow-billed Loon | Gaviidae (Loons/Divers) | NT |
| Gavia arctica | Arctic Loon | Gaviidae (Loons/Divers) | LC |
| Gavia immer | Common Loon | Gaviidae (Loons/Divers) | LC |
| Gavia pacifica | Pacific Loon | Gaviidae (Loons/Divers) | LC |
| Gavia stellata | Red-throated Loon | Gaviidae (Loons/Divers) | LC |
| Gelochelidon nilotica | Common Gull-billed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Geococcyx californianus | Greater Roadrunner | Cuculidae (Cuckoos) | LC |
| Geococcyx velox | Lesser Roadrunner | Cuculidae (Cuckoos) | LC |
| Geothlypis beldingi | Belding's Yellowthroat | Parulidae (New World warblers) | VU |
| Geothlypis flavovelata | Altamira Yellowthroat | Parulidae (New World warblers) | NT |
| Geothlypis formosa | Kentucky Warbler | Parulidae (New World warblers) | LC |
| Geothlypis nelsoni | Hooded Yellowthroat | Parulidae (New World warblers) | LC |
| Geothlypis philadelphia | Mourning Warbler | Parulidae (New World warblers) | LC |
| Geothlypis poliocephala | Grey-crowned Yellowthroat | Parulidae (New World warblers) | LC |
| Geothlypis speciosa | Black-polled Yellowthroat | Parulidae (New World warblers) | VU |
| Geothlypis tolmiei | MacGillivray's Warbler | Parulidae (New World warblers) | LC |
| Geothlypis trichas | Common Yellowthroat | Parulidae (New World warblers) | LC |
| Geotrygon montana | Ruddy Quail-dove | Columbidae (Pigeons, Doves) | LC |
| Geranoaetus albicaudatus | White-tailed Hawk | Accipitridae (Hawks, Eagles) | LC |
| Geranospiza caerulescens | Crane Hawk | Accipitridae (Hawks, Eagles) | LC |
| Glaucidium brasilianum | Ferruginous Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium californicum | Northern Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium cobanense | Guatemalan Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium gnoma | Mountain Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium griseiceps | Central American Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium hoskinsii | Baja Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium palmarum | Colima Pygmy-owl | Strigidae (Typical Owls) | LC |
| Glaucidium sanchezi | Tamaulipas Pygmy-owl | Strigidae (Typical Owls) | NT |
| Glyphorynchus spirurus | Wedge-billed Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Grallaria guatimalensis | Scaled Antpitta | Grallariidae (Antpittas) | LC |
| Granatellus francescae | Tres Marias Chat | Cardinalidae (Cardinals) | NT |
| Granatellus sallaei | Grey-throated Chat | Cardinalidae (Cardinals) | LC |
| Granatellus venustus | Red-breasted Chat | Cardinalidae (Cardinals) | LC |
| Grus americana | Whooping Crane | Gruidae (Cranes) | EN |
| Grus canadensis | Sandhill Crane | Gruidae (Cranes) | LC |
| Gygis candida | Common White Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Gymnogyps californianus | California Condor | Cathartidae (New World vultures) | CR |
| Gymnorhinus cyanocephalus | Pinyon Jay | Corvidae (Crows and jays) | VU |
| Habia fuscicauda | Red-throated Ant-tanager | Cardinalidae (Cardinals) | LC |
| Habia rubica | Red-crowned Ant-tanager | Cardinalidae (Cardinals) | LC |
| Haematopus ater | Blackish Oystercatcher | Haematopodidae (Oystercatchers) | LC |
| Haematopus palliatus | American Oystercatcher | Haematopodidae (Oystercatchers) | LC |
| Haemorhous cassinii | Cassin's Finch | Fringillidae (Finches) | LC |
| Haemorhous mexicanus | House Finch | Fringillidae (Finches) | LC |
| Haemorhous purpureus | Purple Finch | Fringillidae (Finches) | LC |
| Haliaeetus leucocephalus | Bald Eagle | Accipitridae (Hawks, Eagles) | LC |
| Harpagus bidentatus | Double-toothed Kite | Accipitridae (Hawks, Eagles) | LC |
| Harpia harpyja | Harpy Eagle | Accipitridae (Hawks, Eagles) | VU |
| Heliomaster constantii | Plain-capped Starthroat | Trochilidae (Hummingbirds) | LC |
| Heliomaster longirostris | Long-billed Starthroat | Trochilidae (Hummingbirds) | LC |
| Heliornis fulica | Sungrebe | Heliornithidae (Finfoots) | LC |
| Heliothryx barroti | Purple-crowned Fairy | Trochilidae (Hummingbirds) | LC |
| Helmitheros vermivorum | Worm-eating Warbler | Parulidae (New World warblers) | LC |
| Henicorhina leucophrys | Grey-breasted Wood-wren | Troglodytidae (Wrens) | LC |
| Henicorhina leucosticta | White-breasted Wood-wren | Troglodytidae (Wrens) | LC |
| Herpetotheres cachinnans | Laughing Falcon | Falconidae (Falcons, Caracaras) | LC |
| Hesperiphona abeillei | Hooded Grosbeak | Fringillidae (Finches) | LC |
| Hesperiphona vespertina | Evening Grosbeak | Fringillidae (Finches) | VU |
| Himantopus himantopus | Black-winged Stilt | Recurvirostridae (Avocets, Stilts) | LC |
| Hirundo rustica | Barn Swallow | Hirundinidae (Swallows and martins) | LC |
| Histrionicus histrionicus | Harlequin Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Hydrobates castro | Band-rumped Storm-petrel | Hydrobatidae (Northern Storm-petrels) | LC |
| Hydrobates cheimomnestes | Ainley's Storm-petrel | Hydrobatidae (Northern Storm-petrels) | VU |
| Hydrobates homochroa | Ashy Storm-petrel | Hydrobatidae (Northern Storm-petrels) | EN |
| Hydrobates leucorhous | Leach's Storm-petrel | Hydrobatidae (Northern Storm-petrels) | VU |
| Hydrobates macrodactylus | Guadalupe Storm-petrel | Hydrobatidae (Northern Storm-petrels) | CR (PE) |
| Hydrobates melania | Black Storm-petrel | Hydrobatidae (Northern Storm-petrels) | LC |
| Hydrobates microsoma | Least Storm-petrel | Hydrobatidae (Northern Storm-petrels) | LC |
| Hydrobates socorroensis | Townsend's Storm-petrel | Hydrobatidae (Northern Storm-petrels) | EN |
| Hydrobates tethys | Wedge-rumped Storm-petrel | Hydrobatidae (Northern Storm-petrels) | LC |
| Hydrocoloeus minutus | Little Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Hydroprogne caspia | Caspian Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Hydropsalis maculicaudus | Spot-tailed Nightjar | Caprimulgidae (Nightjars) | LC |
| Hylatomus lineatus | Lineated Woodpecker | Picidae (Woodpeckers) | LC |
| Hylatomus pileatus | Pileated Woodpecker | Picidae (Woodpeckers) | LC |
| Hylocichla mustelina | Wood Thrush | Turdidae (Thrushes) | LC |
| Hylomanes momotula | Tody Motmot | Momotidae (Motmots) | LC |
| Hylorchilus navai | Nava's Wren | Troglodytidae (Wrens) | VU |
| Hylorchilus sumichrasti | Sumichrast's Wren | Troglodytidae (Wrens) | NT |
| Ibycter americanus | Red-throated Caracara | Falconidae (Falcons, Caracaras) | LC |
| Icteria virens | Yellow-breasted Chat | Icteridae (New World blackbirds) | LC |
| Icterus abeillei | Black-backed Oriole | Icteridae (New World blackbirds) | LC |
| Icterus auratus | Orange Oriole | Icteridae (New World blackbirds) | LC |
| Icterus bullockiorum | Bullock's Oriole | Icteridae (New World blackbirds) | LC |
| Icterus chrysater | Yellow-backed Oriole | Icteridae (New World blackbirds) | LC |
| Icterus cucullatus | Hooded Oriole | Icteridae (New World blackbirds) | LC |
| Icterus fuertesi | Fuertes's Oriole | Icteridae (New World blackbirds) | LC |
| Icterus galbula | Baltimore Oriole | Icteridae (New World blackbirds) | LC |
| Icterus graduacauda | Audubon's Oriole | Icteridae (New World blackbirds) | LC |
| Icterus gularis | Altamira Oriole | Icteridae (New World blackbirds) | LC |
| Icterus maculialatus | Bar-winged Oriole | Icteridae (New World blackbirds) | LC |
| Icterus mesomelas | Yellow-tailed Oriole | Icteridae (New World blackbirds) | LC |
| Icterus parisorum | Scott's Oriole | Icteridae (New World blackbirds) | LC |
| Icterus pectoralis | Spot-breasted Oriole | Icteridae (New World blackbirds) | LC |
| Icterus prosthemelas | Black-cowled Oriole | Icteridae (New World blackbirds) | LC |
| Icterus pustulatus | Streak-backed Oriole | Icteridae (New World blackbirds) | LC |
| Icterus spurius | Orchard Oriole | Icteridae (New World blackbirds) | LC |
| Icterus wagleri | Black-vented Oriole | Icteridae (New World blackbirds) | LC |
| Ictinia mississippiensis | Mississippi Kite | Accipitridae (Hawks, Eagles) | LC |
| Ictinia plumbea | Plumbeous Kite | Accipitridae (Hawks, Eagles) | LC |
| Ixobrychus exilis | Least Bittern | Ardeidae (Herons) | LC |
| Ixoreus naevius | Varied Thrush | Turdidae (Thrushes) | LC |
| Jabiru mycteria | Jabiru | Ciconiidae (Storks) | LC |
| Jacana spinosa | Northern Jacana | Jacanidae (Jacanas) | LC |
| Junco bairdi | Baird's Junco | Passerellidae (New World sparrows) | NT |
| Junco hyemalis | Dark-eyed Junco | Passerellidae (New World sparrows) | LC |
| Junco insularis | Guadalupe Junco | Passerellidae (New World sparrows) | EN |
| Junco phaeonotus | Yellow-eyed Junco | Passerellidae (New World sparrows) | LC |
| Lampornis amethystinus | Amethyst-throated Hummingbird | Trochilidae (Hummingbirds) | LC |
| Lampornis clemenciae | Blue-throated Hummingbird | Trochilidae (Hummingbirds) | LC |
| Lampornis viridipallens | Green-throated Mountain-gem | Trochilidae (Hummingbirds) | LC |
| Lamprolaima rhami | Garnet-throated Hummingbird | Trochilidae (Hummingbirds) | LC |
| Lanio aurantius | Black-throated Shrike-tanager | Thraupidae (Tanagers) | LC |
| Laniocera rufescens | Speckled Mourner | Tityridae (Tityras and allies) | LC |
| Lanius ludovicianus | Loggerhead Shrike | Laniidae (Shrikes) | NT |
| Larus atricilla | Laughing Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus californicus | California Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus canus | Mew Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus delawarensis | Ring-billed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus dominicanus | Kelp Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus fuscus | Lesser Black-backed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus glaucescens | Glaucous-winged Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus heermanni | Heermann's Gull | Laridae (Gulls, Terns, Skimmers) | NT |
| Larus hyperboreus | Glaucous Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus livens | Yellow-footed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus occidentalis | Western Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus philadelphia | Bonaparte's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus pipixcan | Franklin's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus ridibundus | Black-headed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus smithsonianus | Arctic Herring Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Laterallus flaviventer | Yellow-breasted Crake | Rallidae (Rails, Gallinules, Coots) | LC |
| Laterallus jamaicensis | Black Rail | Rallidae (Rails, Gallinules, Coots) | EN |
| Laterallus ruber | Ruddy Crake | Rallidae (Rails, Gallinules, Coots) | LC |
| Legatus leucophaius | Piratic Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Leiothlypis celata | Orange-crowned Warbler | Parulidae (New World warblers) | LC |
| Leiothlypis crissalis | Colima Warbler | Parulidae (New World warblers) | LC |
| Leiothlypis luciae | Lucy's Warbler | Parulidae (New World warblers) | LC |
| Leiothlypis peregrina | Tennessee Warbler | Parulidae (New World warblers) | LC |
| Leiothlypis ruficapilla | Nashville Warbler | Parulidae (New World warblers) | LC |
| Leiothlypis virginiae | Virginia's Warbler | Parulidae (New World warblers) | LC |
| Lepidocolaptes affinis | Northern Spot-crowned Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Lepidocolaptes leucogaster | White-striped Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Lepidocolaptes souleyetii | Streak-headed Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Leptodon cayanensis | Grey-headed Kite | Accipitridae (Hawks, Eagles) | LC |
| Leptopogon amaurocephalus | Sepia-capped Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Leptotila cassinii | Grey-chested Dove | Columbidae (Pigeons, Doves) | LC |
| Leptotila jamaicensis | Caribbean Dove | Columbidae (Pigeons, Doves) | LC |
| Leptotila plumbeiceps | Grey-headed Dove | Columbidae (Pigeons, Doves) | LC |
| Leptotila verreauxi | White-tipped Dove | Columbidae (Pigeons, Doves) | LC |
| Leucolia violiceps | Violet-crowned Hummingbird | Trochilidae (Hummingbirds) | LC |
| Leucolia viridifrons | Green-fronted Hummingbird | Trochilidae (Hummingbirds) | LC |
| Leucolia wagneri | Cinnamon-sided Hummingbird | Trochilidae (Hummingbirds) | LC |
| Leuconotopicus arizonae | Arizona Woodpecker | Picidae (Woodpeckers) | LC |
| Leuconotopicus fumigatus | Smoky-brown Woodpecker | Picidae (Woodpeckers) | LC |
| Leuconotopicus stricklandi | Strickland's Woodpecker | Picidae (Woodpeckers) | LC |
| Leuconotopicus villosus | Hairy Woodpecker | Picidae (Woodpeckers) | LC |
| Limnodromus griseus | Short-billed Dowitcher | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Limnodromus scolopaceus | Long-billed Dowitcher | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Limnothlypis swainsonii | Swainson's Warbler | Parulidae (New World warblers) | LC |
| Limosa fedoa | Marbled Godwit | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Limosa haemastica | Hudsonian Godwit | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Lipaugus unirufus | Rufous Piha | Cotingidae (Cotingas) | LC |
| Lophodytes cucullatus | Hooded Merganser | Anatidae (Ducks, Geese, Swans) | LC |
| Lophornis brachylophus | Short-crested Coquette | Trochilidae (Hummingbirds) | CR |
| Lophornis helenae | Black-crested Coquette | Trochilidae (Hummingbirds) | LC |
| Lophostrix cristata | Crested Owl | Strigidae (Typical Owls) | LC |
| Loxia curvirostra | Red Crossbill | Fringillidae (Finches) | LC |
| Lurocalis semitorquatus | Short-tailed Nighthawk | Caprimulgidae (Nightjars) | LC |
| Malacoptila panamensis | White-whiskered Puffbird | Bucconidae (Puffbirds) | LC |
| Manacus candei | White-collared Manakin | Pipridae (Manakins) | LC |
| Mareca americana | American Wigeon | Anatidae (Ducks, Geese, Swans) | LC |
| Mareca strepera | Gadwall | Anatidae (Ducks, Geese, Swans) | LC |
| Megaceryle alcyon | Belted Kingfisher | Alcedinidae (Kingfishers) | LC |
| Megaceryle torquata | Ringed Kingfisher | Alcedinidae (Kingfishers) | LC |
| Megarynchus pitangua | Boat-billed Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Megascops asio | Eastern Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops barbarus | Bearded Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops cooperi | Pacific Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops guatemalae | Guatemalan Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops kennicottii | Western Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops seductus | Balsas Screech-owl | Strigidae (Typical Owls) | LC |
| Megascops trichopsis | Whiskered Screech-owl | Strigidae (Typical Owls) | LC |
| Melanerpes aurifrons | Golden-fronted Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes carolinus | Red-bellied Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes chrysogenys | Golden-cheeked Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes erythrocephalus | Red-headed Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes formicivorus | Acorn Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes hypopolius | Grey-breasted Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes lewis | Lewis's Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes pucherani | Black-cheeked Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes pygmaeus | Yucatan Woodpecker | Picidae (Woodpeckers) | LC |
| Melanerpes uropygialis | Gila Woodpecker | Picidae (Woodpeckers) | LC |
| Melanitta americana | Black Scoter | Anatidae (Ducks, Geese, Swans) | NT |
| Melanitta deglandi | White-winged Scoter | Anatidae (Ducks, Geese, Swans) | LC |
| Melanitta perspicillata | Surf Scoter | Anatidae (Ducks, Geese, Swans) | LC |
| Melanoptila glabrirostris | Black Catbird | Mimidae (Mockingbirds and thrashers) | NT |
| Melanotis caerulescens | Blue Mockingbird | Mimidae (Mockingbirds and thrashers) | LC |
| Melanotis hypoleucus | Blue-and-white Mockingbird | Mimidae (Mockingbirds and thrashers) | LC |
| Meleagris gallopavo | Wild Turkey | Phasianidae (Pheasants, Partridges, Turkeys, Grouse) | LC |
| Meleagris ocellata | Ocellated Turkey | Phasianidae (Pheasants, Partridges, Turkeys, Grouse) | NT |
| Melospiza georgiana | Swamp Sparrow | Passerellidae (New World sparrows) | LC |
| Melospiza lincolnii | Lincoln's Sparrow | Passerellidae (New World sparrows) | LC |
| Melospiza melodia | Song Sparrow | Passerellidae (New World sparrows) | LC |
| Melozone aberti | Abert's Towhee | Passerellidae (New World sparrows) | LC |
| Melozone albicollis | White-throated Towhee | Passerellidae (New World sparrows) | LC |
| Melozone biarcuata | Prevost's Ground-sparrow | Passerellidae (New World sparrows) | LC |
| Melozone crissalis | California Towhee | Passerellidae (New World sparrows) | LC |
| Melozone fusca | Canyon Towhee | Passerellidae (New World sparrows) | LC |
| Melozone kieneri | Rusty-crowned Ground-sparrow | Passerellidae (New World sparrows) | LC |
| Melozone occipitalis | Grey-crowned Ground-sparrow | Passerellidae (New World sparrows) | LC |
| Mergus merganser | Goosander | Anatidae (Ducks, Geese, Swans) | LC |
| Mergus serrator | Red-breasted Merganser | Anatidae (Ducks, Geese, Swans) | LC |
| Micrastur ruficollis | Barred Forest-falcon | Falconidae (Falcons, Caracaras) | LC |
| Micrastur semitorquatus | Collared Forest-falcon | Falconidae (Falcons, Caracaras) | LC |
| Micrathene whitneyi | Elf Owl | Strigidae (Typical Owls) | LC |
| Microcerculus philomela | Northern Nightingale-wren | Troglodytidae (Wrens) | LC |
| Microrhopias quixensis | Dot-winged Antwren | Thamnophilidae (Typical Antbirds) | LC |
| Mimus gilvus | Tropical Mockingbird | Mimidae (Mockingbirds and thrashers) | LC |
| Mimus graysoni | Socorro Mockingbird | Mimidae (Mockingbirds and thrashers) | CR |
| Mimus polyglottos | Northern Mockingbird | Mimidae (Mockingbirds and thrashers) | LC |
| Mionectes oleagineus | Ochre-bellied Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Mitrephanes phaeocercus | Tufted Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Mniotilta varia | Black-and-white Warbler | Parulidae (New World warblers) | LC |
| Molothrus aeneus | Bronzed Cowbird | Icteridae (New World blackbirds) | LC |
| Molothrus ater | Brown-headed Cowbird | Icteridae (New World blackbirds) | LC |
| Molothrus oryzivorus | Giant Cowbird | Icteridae (New World blackbirds) | LC |
| Momotus coeruliceps | Blue-crowned Motmot | Momotidae (Motmots) | LC |
| Momotus lessonii | Blue-diademed Motmot | Momotidae (Motmots) | LC |
| Momotus mexicanus | Russet-crowned Motmot | Momotidae (Motmots) | LC |
| Morococcyx erythropygus | Lesser Ground-cuckoo | Cuculidae (Cuckoos) | LC |
| Morphnus guianensis | Crested Eagle | Accipitridae (Hawks, Eagles) | NT |
| Morus bassanus | Northern Gannet | Sulidae (Gannets, Boobies) | LC |
| Motacilla alba | White Wagtail | Motacillidae (Pipits and Wagtails) | LC |
| Myadestes occidentalis | Brown-backed Solitaire | Turdidae (Thrushes) | LC |
| Myadestes townsendi | Townsend's Solitaire | Turdidae (Thrushes) | LC |
| Myadestes unicolor | Slate-colored Solitaire | Turdidae (Thrushes) | LC |
| Mycteria americana | Wood Stork | Ciconiidae (Storks) | LC |
| Myiarchus cinerascens | Ash-throated Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiarchus crinitus | Great Crested Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiarchus nuttingi | Nutting's Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiarchus tuberculifer | Dusky-capped Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiarchus tyrannulus | Brown-crested Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiarchus yucatanensis | Yucatan Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiobius sulphureipygius | Sulphur-rumped Flycatcher | Tityridae (Tityras and allies) | LC |
| Myioborus miniatus | Slate-throated Whitestart | Parulidae (New World warblers) | LC |
| Myioborus pictus | Painted Whitestart | Parulidae (New World warblers) | LC |
| Myiodynastes luteiventris | Sulphur-bellied Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiodynastes maculatus | Northern Streaked Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiopagis viridicata | Greenish Elaenia | Tyrannidae (Tyrant-flycatchers) | LC |
| Myiozetetes similis | Social Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Myrmotherula axillaris | White-flanked Antwren | Thamnophilidae (Typical Antbirds) | LC |
| Myrmotherula schisticolor | Slaty Antwren | Thamnophilidae (Typical Antbirds) | LC |
| Nannopterum auritus | Double-crested Cormorant | Phalacrocoracidae (Cormorants) | LC |
| Nannopterum brasilianus | Neotropical Cormorant | Phalacrocoracidae (Cormorants) | LC |
| Nomonyx dominicus | Masked Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Notharchus hyperrhynchus | White-necked Puffbird | Bucconidae (Puffbirds) | LC |
| Nucifraga columbiana | Clark's Nutcracker | Corvidae (Crows and jays) | LC |
| Numenius americanus | Long-billed Curlew | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Numenius borealis | Eskimo Curlew | Scolopacidae (Sandpipers, Snipes, Phalaropes) | CR (PE) |
| Numenius phaeopus | Whimbrel | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Nyctanassa violacea | Yellow-crowned Night-heron | Ardeidae (Herons) | LC |
| Nyctibius grandis | Great Potoo | Nyctibiidae (Potoos) | LC |
| Nyctibius jamaicensis | Northern Potoo | Nyctibiidae (Potoos) | LC |
| Nycticorax nycticorax | Black-crowned Night-heron | Ardeidae (Herons) | LC |
| Nyctidromus albicollis | Pauraque | Caprimulgidae (Nightjars) | LC |
| Nyctiphrynus mcleodii | Eared Poorwill | Caprimulgidae (Nightjars) | LC |
| Nyctiphrynus yucatanicus | Yucatan Poorwill | Caprimulgidae (Nightjars) | LC |
| Oceanites oceanicus | Wilson's Storm-petrel | Oceanitidae (Southern Storm-petrels) | LC |
| Odontophorus guttatus | Spotted Wood-quail | Odontophoridae (New World quails) | LC |
| Oncostoma cinereigulare | Northern Bentbill | Tyrannidae (Tyrant-flycatchers) | LC |
| Onychoprion anaethetus | Bridled Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychoprion fuscatus | Sooty Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychorhynchus mexicanus | Northern Royal Flycatcher | Tityridae (Tityras and allies) | LC |
| Oreophasis derbianus | Horned Guan | Cracidae (Guans, Chachalacas, Curassows) | EN |
| Oreortyx pictus | Mountain Quail | Odontophoridae (New World quails) | LC |
| Oreoscoptes montanus | Sage Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Oreothlypis superciliosa | Crescent-chested Warbler | Parulidae (New World warblers) | LC |
| Oriturus superciliosus | Striped Sparrow | Passerellidae (New World sparrows) | LC |
| Ornithion semiflavum | Yellow-bellied Tyrannulet | Tyrannidae (Tyrant-flycatchers) | LC |
| Ortalis leucogastra | White-bellied Chachalaca | Cracidae (Guans, Chachalacas, Curassows) | LC |
| Ortalis poliocephala | West Mexican Chachalaca | Cracidae (Guans, Chachalacas, Curassows) | LC |
| Ortalis vetula | Plain Chachalaca | Cracidae (Guans, Chachalacas, Curassows) | LC |
| Ortalis wagleri | Rufous-bellied Chachalaca | Cracidae (Guans, Chachalacas, Curassows) | LC |
| Oxyura jamaicensis | Ruddy Duck | Anatidae (Ducks, Geese, Swans) | LC |
| Pachyramphus aglaiae | Rose-throated Becard | Tityridae (Tityras and allies) | LC |
| Pachyramphus cinnamomeus | Cinnamon Becard | Tityridae (Tityras and allies) | LC |
| Pachyramphus major | Eastern Grey-collared Becard | Tityridae (Tityras and allies) | LC |
| Pachyramphus polychopterus | White-winged Becard | Tityridae (Tityras and allies) | LC |
| Pachyramphus uropygialis | Western Grey-collared Becard | Tityridae (Tityras and allies) | LC |
| Pachysylvia decurtata | Lesser Greenlet | Vireonidae (Vireos) | LC |
| Pachysylvia hypochrysea | Golden Greenlet | Vireonidae (Vireos) | LC |
| Pampa curvipennis | Wedge-tailed Sabrewing | Trochilidae (Hummingbirds) | LC |
| Pampa rufa | Rufous Sabrewing | Trochilidae (Hummingbirds) | LC |
| Pandion haliaetus | Osprey | Pandionidae (Osprey) | LC |
| Panyptila cayennensis | Lesser Swallow-tailed Swift | Apodidae (Swifts) | LC |
| Panyptila sanctihieronymi | Great Swallow-tailed Swift | Apodidae (Swifts) | LC |
| Parabuteo unicinctus | Harris's Hawk | Accipitridae (Hawks, Eagles) | LC |
| Paraclaravis mondetoura | Maroon-chested Ground-dove | Columbidae (Pigeons, Doves) | LC |
| Pardirallus maculatus | Spotted Rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Parkesia motacilla | Louisiana Waterthrush | Parulidae (New World warblers) | LC |
| Parkesia noveboracensis | Northern Waterthrush | Parulidae (New World warblers) | LC |
| Passerculus bairdii | Baird's Sparrow | Passerellidae (New World sparrows) | LC |
| Passerculus guttatus | Belding's Sparrow | Passerellidae (New World sparrows) | LC |
| Passerculus rostratus | Large-billed Sparrow | Passerellidae (New World sparrows) | LC |
| Passerculus sanctorum | San Benito Sparrow | Passerellidae (New World sparrows) | NT |
| Passerculus sandwichensis | Savannah Sparrow | Passerellidae (New World sparrows) | LC |
| Passerella megarhyncha | Thick-billed Fox-sparrow | Passerellidae (New World sparrows) | LC |
| Passerella schistacea | Slate-coloured Fox-sparrow | Passerellidae (New World sparrows) | LC |
| Passerella unalaschcensis | Sooty Fox-sparrow | Passerellidae (New World sparrows) | LC |
| Passerina amoena | Lazuli Bunting | Cardinalidae (Cardinals) | LC |
| Passerina caerulea | Blue Grosbeak | Cardinalidae (Cardinals) | LC |
| Passerina ciris | Painted Bunting | Cardinalidae (Cardinals) | LC |
| Passerina cyanea | Indigo Bunting | Cardinalidae (Cardinals) | LC |
| Passerina leclancherii | Orange-breasted Bunting | Cardinalidae (Cardinals) | LC |
| Passerina rositae | Rose-bellied Bunting | Cardinalidae (Cardinals) | NT |
| Passerina versicolor | Varied Bunting | Cardinalidae (Cardinals) | LC |
| Patagioenas cayennensis | Pale-vented Pigeon | Columbidae (Pigeons, Doves) | LC |
| Patagioenas fasciata | Northern Band-tailed Pigeon | Columbidae (Pigeons, Doves) | LC |
| Patagioenas flavirostris | Red-billed Pigeon | Columbidae (Pigeons, Doves) | LC |
| Patagioenas leucocephala | White-crowned Pigeon | Columbidae (Pigeons, Doves) | NT |
| Patagioenas nigrirostris | Short-billed Pigeon | Columbidae (Pigeons, Doves) | LC |
| Patagioenas speciosa | Scaled Pigeon | Columbidae (Pigeons, Doves) | LC |
| Pelecanus erythrorhynchos | American White Pelican | Pelecanidae (Pelicans) | LC |
| Pelecanus occidentalis | Brown Pelican | Pelecanidae (Pelicans) | LC |
| Penelope purpurascens | Crested Guan | Cracidae (Guans, Chachalacas, Curassows) | NT |
| Penelopina nigra | Highland Guan | Cracidae (Guans, Chachalacas, Curassows) | VU |
| Petrochelidon fulva | Cave Swallow | Hirundinidae (Swallows and martins) | LC |
| Petrochelidon pyrrhonota | Cliff Swallow | Hirundinidae (Swallows and martins) | LC |
| Peucaea botterii | Botteri's Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea carpalis | Rufous-winged Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea cassinii | Cassin's Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea humeralis | Black-chested Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea mystacalis | Bridled Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea ruficauda | Stripe-headed Sparrow | Passerellidae (New World sparrows) | LC |
| Peucaea sumichrasti | Cinnamon-tailed Sparrow | Passerellidae (New World sparrows) | NT |
| Peucedramus taeniatus | Olive Warbler | Peucedramidae (Olive Warbler) | LC |
| Phaeochroa cuvierii | Scaly-breasted Sabrewing | Trochilidae (Hummingbirds) | LC |
| Phaeoptila sordida | Dusky Hummingbird | Trochilidae (Hummingbirds) | LC |
| Phaethon aethereus | Red-billed Tropicbird | Phaethontidae (Tropicbirds) | LC |
| Phaethon lepturus | White-tailed Tropicbird | Phaethontidae (Tropicbirds) | LC |
| Phaethon rubricauda | Red-tailed Tropicbird | Phaethontidae (Tropicbirds) | LC |
| Phaethornis longirostris | Long-billed Hermit | Trochilidae (Hummingbirds) | LC |
| Phaethornis mexicanus | Mexican Hermit | Trochilidae (Hummingbirds) | LC |
| Phaethornis striigularis | Stripe-throated Hermit | Trochilidae (Hummingbirds) | LC |
| Phainopepla nitens | Phainopepla | Ptiliogonatidae (Silky-flycatchers) | LC |
| Phalaenoptilus nuttallii | Common Poorwill | Caprimulgidae (Nightjars) | LC |
| Phalaropus fulicarius | Red Phalarope | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Pharomachrus mocinno | Resplendent Quetzal | Trogonidae (Trogons) | NT |
| Pheucticus chrysopeplus | Yellow Grosbeak | Cardinalidae (Cardinals) | LC |
| Pheucticus ludovicianus | Rose-breasted Grosbeak | Cardinalidae (Cardinals) | LC |
| Pheucticus melanocephalus | Black-headed Grosbeak | Cardinalidae (Cardinals) | LC |
| Pheugopedius felix | Happy Wren | Troglodytidae (Wrens) | LC |
| Pheugopedius maculipectus | Spot-breasted Wren | Troglodytidae (Wrens) | LC |
| Philortyx fasciatus | Banded Quail | Odontophoridae (New World quails) | LC |
| Phoebastria albatrus | Short-tailed Albatross | Diomedeidae (Albatrosses) | VU |
| Phoebastria immutabilis | Laysan Albatross | Diomedeidae (Albatrosses) | NT |
| Phoebastria nigripes | Black-footed Albatross | Diomedeidae (Albatrosses) | NT |
| Phoenicopterus ruber | American Flamingo | Phoenicopteridae (Flamingos) | LC |
| Piaya cayana | Common Squirrel-cuckoo | Cuculidae (Cuckoos) | LC |
| Piaya mexicana | Mexican Squirrel-cuckoo | Cuculidae (Cuckoos) | LC |
| Pionus senilis | White-crowned Parrot | Psittacidae (Parrots) | LC |
| Pipilo chlorurus | Green-tailed Towhee | Passerellidae (New World sparrows) | LC |
| Pipilo maculatus | Spotted Towhee | Passerellidae (New World sparrows) | LC |
| Pipilo ocai | Collared Towhee | Passerellidae (New World sparrows) | LC |
| Pipilo socorroensis | Socorro Towhee | Passerellidae (New World sparrows) | EN |
| Piranga bidentata | Flame-colored Tanager | Cardinalidae (Cardinals) | LC |
| Piranga erythrocephala | Red-headed Tanager | Cardinalidae (Cardinals) | LC |
| Piranga hepatica | Hepatic Tanager | Cardinalidae (Cardinals) | LC |
| Piranga leucoptera | White-winged Tanager | Cardinalidae (Cardinals) | LC |
| Piranga ludoviciana | Western Tanager | Cardinalidae (Cardinals) | LC |
| Piranga olivacea | Scarlet Tanager | Cardinalidae (Cardinals) | LC |
| Piranga roseogularis | Rose-throated Tanager | Cardinalidae (Cardinals) | LC |
| Piranga rubra | Summer Tanager | Cardinalidae (Cardinals) | LC |
| Pitangus sulphuratus | Great Kiskadee | Tyrannidae (Tyrant-flycatchers) | LC |
| Platalea ajaja | Roseate Spoonbill | Threskiornithidae (Ibises, Spoonbills) | LC |
| Platyrinchus cancrominus | Stub-tailed Spadebill | Tyrannidae (Tyrant-flycatchers) | LC |
| Plegadis chihi | White-faced Ibis | Threskiornithidae (Ibises, Spoonbills) | LC |
| Plegadis falcinellus | Glossy Ibis | Threskiornithidae (Ibises, Spoonbills) | LC |
| Pluvialis dominica | American Golden Plover | Charadriidae (Plovers) | LC |
| Pluvialis fulva | Pacific Golden Plover | Charadriidae (Plovers) | LC |
| Pluvialis squatarola | Grey Plover | Charadriidae (Plovers) | LC |
| Podiceps auritus | Horned Grebe | Podicipedidae (Grebes) | VU |
| Podiceps nigricollis | Black-necked Grebe | Podicipedidae (Grebes) | LC |
| Podilymbus podiceps | Pied-billed Grebe | Podicipedidae (Grebes) | LC |
| Poecile gambeli | Mountain Chickadee | Paridae (Tits and chickadees) | LC |
| Poecile sclateri | Mexican Chickadee | Paridae (Tits and chickadees) | LC |
| Poecilotriccus sylvia | Slate-headed Tody-flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Polioptila albiloris | White-lored Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Polioptila caerulea | Blue-grey Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Polioptila californica | California Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Polioptila melanura | Black-tailed Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Polioptila nigriceps | Black-capped Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Polioptila plumbea | Tropical Gnatcatcher | Polioptilidae (Gnatcatchers) | LC |
| Pooecetes gramineus | Vesper Sparrow | Passerellidae (New World sparrows) | LC |
| Porphyrio martinicus | Purple Gallinule | Rallidae (Rails, Gallinules, Coots) | LC |
| Porzana carolina | Sora | Rallidae (Rails, Gallinules, Coots) | LC |
| Procellaria parkinsoni | Black Petrel | Procellariidae (Petrels, Shearwaters) | VU |
| Progne chalybea | Grey-breasted Martin | Hirundinidae (Swallows and martins) | LC |
| Progne dominicensis | Caribbean Martin | Hirundinidae (Swallows and martins) | LC |
| Progne sinaloae | Sinaloa Martin | Hirundinidae (Swallows and martins) | VU |
| Progne subis | Purple Martin | Hirundinidae (Swallows and martins) | LC |
| Protonotaria citrea | Prothonotary Warbler | Parulidae (New World warblers) | LC |
| Psaltriparus minimus | American Bushtit | Aegithalidae (Long-tailed Tits) | LC |
| Psarocolius montezuma | Montezuma Oropendola | Icteridae (New World blackbirds) | LC |
| Psarocolius wagleri | Chestnut-headed Oropendola | Icteridae (New World blackbirds) | LC |
| Pseudastur albicollis | White Hawk | Accipitridae (Hawks, Eagles) | LC |
| Psiloscops flammeolus | Flammulated Owl | Strigidae (Typical Owls) | LC |
| Psittacara holochlorus | Green Parakeet | Psittacidae (Parrots) | LC |
| Pterodroma cervicalis | White-necked Petrel | Procellariidae (Petrels, Shearwaters) | VU |
| Pterodroma cookii | Cook's Petrel | Procellariidae (Petrels, Shearwaters) | VU |
| Pterodroma externa | Juan Fernandez Petrel | Procellariidae (Petrels, Shearwaters) | VU |
| Pterodroma neglecta | Kermadec Petrel | Procellariidae (Petrels, Shearwaters) | LC |
| Pterodroma phaeopygia | Galapagos Petrel | Procellariidae (Petrels, Shearwaters) | CR |
| Pteroglossus torquatus | Collared Araçari | Ramphastidae (Toucans) | LC |
| Ptiliogonys cinereus | Grey Silky-flycatcher | Ptiliogonatidae (Silky-flycatchers) | LC |
| Ptychoramphus aleuticus | Cassin's Auklet | Alcidae (Auks) | NT |
| Puffinus auricularis | Townsend's Shearwater | Procellariidae (Petrels, Shearwaters) | CR |
| Puffinus lherminieri | Audubon's Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Puffinus nativitatis | Christmas Shearwater | Procellariidae (Petrels, Shearwaters) | LC |
| Puffinus opisthomelas | Black-vented Shearwater | Procellariidae (Petrels, Shearwaters) | NT |
| Pulsatrix perspicillata | Spectacled Owl | Strigidae (Typical Owls) | LC |
| Pyrilia haematotis | Brown-hooded Parrot | Psittacidae (Parrots) | LC |
| Pyrocephalus rubinus | Common Vermilion Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Quiscalus mexicanus | Great-tailed Grackle | Icteridae (New World blackbirds) | LC |
| Quiscalus palustris | Slender-billed Grackle | Icteridae (New World blackbirds) | EX |
| Quiscalus quiscula | Common Grackle | Icteridae (New World blackbirds) | NT |
| Rallus crepitans | Clapper Rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Rallus elegans | King Rail | Rallidae (Rails, Gallinules, Coots) | NT |
| Rallus limicola | Virginia Rail | Rallidae (Rails, Gallinules, Coots) | LC |
| Rallus obsoletus | Ridgway's Rail | Rallidae (Rails, Gallinules, Coots) | NT |
| Rallus tenuirostris | Mexican Rail | Rallidae (Rails, Gallinules, Coots) | NT |
| Ramphastos sulfuratus | Keel-billed Toucan | Ramphastidae (Toucans) | NT |
| Ramphocaenus melanurus | Long-billed Gnatwren | Polioptilidae (Gnatcatchers) | LC |
| Ramphocelus passerinii | Scarlet-rumped Tanager | Thraupidae (Tanagers) | LC |
| Ramphocelus sanguinolentus | Crimson-collared Tanager | Thraupidae (Tanagers) | LC |
| Recurvirostra americana | American Avocet | Recurvirostridae (Avocets, Stilts) | LC |
| Regulus satrapa | Golden-crowned Kinglet | Regulidae (Kinglets and firecrests) | LC |
| Rhodinocichla rosea | Rosy Thrush-tanager | Rhodinocichlidae (Thrush-tanager) | LC |
| Rhynchocyclus brevirostris | Eye-ringed Flatbill | Tyrannidae (Tyrant-flycatchers) | LC |
| Rhynchophanes mccownii | Thick-billed Longspur | Calcariidae (Longspurs) | LC |
| Rhynchopsitta pachyrhyncha | Thick-billed Parrot | Psittacidae (Parrots) | EN |
| Rhynchopsitta terrisi | Maroon-fronted Parrot | Psittacidae (Parrots) | EN |
| Rhytipterna holerythra | Rufous Mourner | Tyrannidae (Tyrant-flycatchers) | LC |
| Ridgwayia pinicola | Aztec Thrush | Turdidae (Thrushes) | LC |
| Riparia riparia | Collared Sand Martin | Hirundinidae (Swallows and martins) | LC |
| Rissa tridactyla | Black-legged Kittiwake | Laridae (Gulls, Terns, Skimmers) | VU |
| Rostrhamus sociabilis | Snail Kite | Accipitridae (Hawks, Eagles) | LC |
| Rupornis magnirostris | Roadside Hawk | Accipitridae (Hawks, Eagles) | LC |
| Rynchops niger | Black Skimmer | Laridae (Gulls, Terns, Skimmers) | LC |
| Salpinctes obsoletus | Rock Wren | Troglodytidae (Wrens) | LC |
| Saltator atriceps | Black-headed Saltator | Thraupidae (Tanagers) | LC |
| Saltator grandis | Northern Grey Saltator | Thraupidae (Tanagers) | LC |
| Saltator maximus | Buff-throated Saltator | Thraupidae (Tanagers) | LC |
| Sarcoramphus papa | King Vulture | Cathartidae (New World vultures) | LC |
| Saucerottia beryllina | Berylline Hummingbird | Trochilidae (Hummingbirds) | LC |
| Saucerottia cyanocephala | Azure-crowned Hummingbird | Trochilidae (Hummingbirds) | LC |
| Saucerottia cyanura | Blue-tailed Hummingbird | Trochilidae (Hummingbirds) | LC |
| Sayornis nigricans | Black Phoebe | Tyrannidae (Tyrant-flycatchers) | LC |
| Sayornis phoebe | Eastern Phoebe | Tyrannidae (Tyrant-flycatchers) | LC |
| Sayornis saya | Say's Phoebe | Tyrannidae (Tyrant-flycatchers) | LC |
| Schiffornis veraepacis | Northern Mourner | Tityridae (Tityras and allies) | LC |
| Sclerurus guatemalensis | Scaly-throated Leaftosser | Furnariidae (Ovenbirds) | LC |
| Sclerurus mexicanus | Tawny-throated Leaftosser | Furnariidae (Ovenbirds) | LC |
| Scolopax minor | American Woodcock | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Seiurus aurocapilla | Ovenbird | Parulidae (New World warblers) | LC |
| Selasphorus calliope | Calliope Hummingbird | Trochilidae (Hummingbirds) | LC |
| Selasphorus ellioti | Wine-throated Hummingbird | Trochilidae (Hummingbirds) | LC |
| Selasphorus heloisa | Bumblebee Hummingbird | Trochilidae (Hummingbirds) | LC |
| Selasphorus platycercus | Broad-tailed Hummingbird | Trochilidae (Hummingbirds) | LC |
| Selasphorus rufus | Rufous Hummingbird | Trochilidae (Hummingbirds) | NT |
| Selasphorus sasin | Allen's Hummingbird | Trochilidae (Hummingbirds) | LC |
| Setophaga americana | Northern Parula | Parulidae (New World warblers) | LC |
| Setophaga auduboni | Audubon's Warbler | Parulidae (New World warblers) | LC |
| Setophaga caerulescens | Black-throated Blue Warbler | Parulidae (New World warblers) | LC |
| Setophaga castanea | Bay-breasted Warbler | Parulidae (New World warblers) | LC |
| Setophaga cerulea | Cerulean Warbler | Parulidae (New World warblers) | NT |
| Setophaga chrysoparia | Golden-cheeked Warbler | Parulidae (New World warblers) | EN |
| Setophaga citrina | Hooded Warbler | Parulidae (New World warblers) | LC |
| Setophaga coronata | Myrtle Warbler | Parulidae (New World warblers) | LC |
| Setophaga discolor | Prairie Warbler | Parulidae (New World warblers) | LC |
| Setophaga dominica | Yellow-throated Warbler | Parulidae (New World warblers) | LC |
| Setophaga fusca | Blackburnian Warbler | Parulidae (New World warblers) | LC |
| Setophaga graciae | Grace's Warbler | Parulidae (New World warblers) | LC |
| Setophaga graysoni | Socorro Parula | Parulidae (New World warblers) | NT |
| Setophaga magnolia | Magnolia Warbler | Parulidae (New World warblers) | LC |
| Setophaga nigrescens | Black-throated Grey Warbler | Parulidae (New World warblers) | LC |
| Setophaga occidentalis | Hermit Warbler | Parulidae (New World warblers) | LC |
| Setophaga palmarum | Palm Warbler | Parulidae (New World warblers) | LC |
| Setophaga pensylvanica | Chestnut-sided Warbler | Parulidae (New World warblers) | LC |
| Setophaga petechia | American Yellow Warbler | Parulidae (New World warblers) | LC |
| Setophaga pitiayumi | Tropical Parula | Parulidae (New World warblers) | LC |
| Setophaga ruticilla | American Redstart | Parulidae (New World warblers) | LC |
| Setophaga striata | Blackpoll Warbler | Parulidae (New World warblers) | NT |
| Setophaga tigrina | Cape May Warbler | Parulidae (New World warblers) | LC |
| Setophaga townsendi | Townsend's Warbler | Parulidae (New World warblers) | LC |
| Setophaga virens | Black-throated Green Warbler | Parulidae (New World warblers) | LC |
| Sialia currucoides | Mountain Bluebird | Turdidae (Thrushes) | LC |
| Sialia mexicana | Western Bluebird | Turdidae (Thrushes) | LC |
| Sialia sialis | Eastern Bluebird | Turdidae (Thrushes) | LC |
| Sicalis luteola | Grassland Yellow-finch | Thraupidae (Tanagers) | LC |
| Sitta canadensis | Red-breasted Nuthatch | Sittidae (Nuthatches) | LC |
| Sitta carolinensis | White-breasted Nuthatch | Sittidae (Nuthatches) | LC |
| Sitta pygmaea | Pygmy Nuthatch | Sittidae (Nuthatches) | LC |
| Sittasomus griseus | Western Olivaceous Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Spatula clypeata | Northern Shoveler | Anatidae (Ducks, Geese, Swans) | LC |
| Spatula cyanoptera | Cinnamon Teal | Anatidae (Ducks, Geese, Swans) | LC |
| Spatula discors | Blue-winged Teal | Anatidae (Ducks, Geese, Swans) | LC |
| Sphyrapicus nuchalis | Red-naped Sapsucker | Picidae (Woodpeckers) | LC |
| Sphyrapicus ruber | Red-breasted Sapsucker | Picidae (Woodpeckers) | LC |
| Sphyrapicus thyroideus | Williamson's Sapsucker | Picidae (Woodpeckers) | LC |
| Sphyrapicus varius | Yellow-bellied Sapsucker | Picidae (Woodpeckers) | LC |
| Spindalis zena | Western Spindalis | Spindalidae (Spindalises) | LC |
| Spinus atriceps | Black-capped Siskin | Fringillidae (Finches) | LC |
| Spinus lawrencei | Lawrence's Goldfinch | Fringillidae (Finches) | LC |
| Spinus notatus | Black-headed Siskin | Fringillidae (Finches) | LC |
| Spinus pinus | Pine Siskin | Fringillidae (Finches) | LC |
| Spinus psaltria | Lesser Goldfinch | Fringillidae (Finches) | LC |
| Spinus tristis | American Goldfinch | Fringillidae (Finches) | LC |
| Spiza americana | Dickcissel | Cardinalidae (Cardinals) | LC |
| Spizaetus melanoleucus | Black-and-white Hawk-eagle | Accipitridae (Hawks, Eagles) | LC |
| Spizaetus ornatus | Ornate Hawk-eagle | Accipitridae (Hawks, Eagles) | NT |
| Spizaetus tyrannus | Black Hawk-eagle | Accipitridae (Hawks, Eagles) | LC |
| Spizella atrogularis | Black-chinned Sparrow | Passerellidae (New World sparrows) | LC |
| Spizella breweri | Brewer's Sparrow | Passerellidae (New World sparrows) | LC |
| Spizella pallida | Clay-colored Sparrow | Passerellidae (New World sparrows) | LC |
| Spizella passerina | Chipping Sparrow | Passerellidae (New World sparrows) | LC |
| Spizella pusilla | Field Sparrow | Passerellidae (New World sparrows) | LC |
| Spizella wortheni | Worthen's Sparrow | Passerellidae (New World sparrows) | EN |
| Spodiornis rusticus | Slaty Finch | Thraupidae (Tanagers) | LC |
| Sporophila corvina | Black Seedeater | Thraupidae (Tanagers) | LC |
| Sporophila funerea | Thick-billed Seed-finch | Thraupidae (Tanagers) | LC |
| Sporophila minuta | Ruddy-breasted Seedeater | Thraupidae (Tanagers) | LC |
| Sporophila morelleti | White-collared Seedeater | Thraupidae (Tanagers) | LC |
| Sporophila torqueola | Cinnamon-rumped Seedeater | Thraupidae (Tanagers) | LC |
| Steganopus tricolor | Wilson's Phalarope | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Stelgidopteryx ridgwayi | Yucatan Rough-winged Swallow | Hirundinidae (Swallows and martins) | LC |
| Stelgidopteryx serripennis | Northern Rough-winged Swallow | Hirundinidae (Swallows and martins) | LC |
| Stercorarius longicaudus | Long-tailed Jaeger | Stercorariidae (Skuas) | LC |
| Stercorarius parasiticus | Arctic Jaeger | Stercorariidae (Skuas) | LC |
| Stercorarius pomarinus | Pomarine Jaeger | Stercorariidae (Skuas) | LC |
| Sterna dougallii | Roseate Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna forsteri | Forster's Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna hirundo | Common Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna paradisaea | Arctic Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula antillarum | Least Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Streptoprocne rutila | Chestnut-collared Swift | Apodidae (Swifts) | LC |
| Streptoprocne semicollaris | White-naped Swift | Apodidae (Swifts) | LC |
| Streptoprocne zonaris | White-collared Swift | Apodidae (Swifts) | LC |
| Strix fulvescens | Fulvous Owl | Strigidae (Typical Owls) | LC |
| Strix occidentalis | Spotted Owl | Strigidae (Typical Owls) | NT |
| Strix varia | Barred Owl | Strigidae (Typical Owls) | LC |
| Sturnella magna | Eastern Meadowlark | Icteridae (New World blackbirds) | NT |
| Sturnella neglecta | Western Meadowlark | Icteridae (New World blackbirds) | LC |
| Sula dactylatra | Masked Booby | Sulidae (Gannets, Boobies) | LC |
| Sula granti | Nazca Booby | Sulidae (Gannets, Boobies) | LC |
| Sula leucogaster | Brown Booby | Sulidae (Gannets, Boobies) | LC |
| Sula nebouxii | Blue-footed Booby | Sulidae (Gannets, Boobies) | LC |
| Sula sula | Red-footed Booby | Sulidae (Gannets, Boobies) | LC |
| Synallaxis erythrothorax | Rufous-breasted Spinetail | Furnariidae (Ovenbirds) | LC |
| Synthliboramphus antiquus | Ancient Murrelet | Alcidae (Auks) | LC |
| Synthliboramphus craveri | Craveri's Murrelet | Alcidae (Auks) | VU |
| Synthliboramphus hypoleucus | Guadalupe Murrelet | Alcidae (Auks) | EN |
| Synthliboramphus scrippsi | Scripps's Murrelet | Alcidae (Auks) | VU |
| Tachybaptus dominicus | Least Grebe | Podicipedidae (Grebes) | LC |
| Tachycineta albilinea | Mangrove Swallow | Hirundinidae (Swallows and martins) | LC |
| Tachycineta bicolor | Tree Swallow | Hirundinidae (Swallows and martins) | LC |
| Tachycineta thalassina | Violet-green Swallow | Hirundinidae (Swallows and martins) | LC |
| Tangara abbas | Yellow-winged Tanager | Thraupidae (Tanagers) | LC |
| Tangara cabanisi | Azure-rumped Tanager | Thraupidae (Tanagers) | VU |
| Tangara episcopus | Blue-grey Tanager | Thraupidae (Tanagers) | LC |
| Tangara larvata | Golden-hooded Tanager | Thraupidae (Tanagers) | LC |
| Tapera naevia | Striped Cuckoo | Cuculidae (Cuckoos) | LC |
| Taraba major | Great Antshrike | Thamnophilidae (Typical Antbirds) | LC |
| Terenotriccus erythrurus | Ruddy-tailed Flycatcher | Tityridae (Tityras and allies) | LC |
| Thalasseus elegans | Elegant Tern | Laridae (Gulls, Terns, Skimmers) | NT |
| Thalasseus maximus | Royal Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus sandvicensis | Sandwich Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Thamnistes anabatinus | Western Russet Antshrike | Thamnophilidae (Typical Antbirds) | LC |
| Thamnophilus doliatus | Barred Antshrike | Thamnophilidae (Typical Antbirds) | LC |
| Thryomanes bewickii | Bewick's Wren | Troglodytidae (Wrens) | LC |
| Thryophilus pleurostictus | Banded Wren | Troglodytidae (Wrens) | LC |
| Thryophilus rufalbus | Rufous-and-white Wren | Troglodytidae (Wrens) | LC |
| Thryophilus sinaloa | Sinaloa Wren | Troglodytidae (Wrens) | LC |
| Thryothorus albinucha | White-browed Wren | Troglodytidae (Wrens) | LC |
| Thryothorus ludovicianus | Carolina Wren | Troglodytidae (Wrens) | LC |
| Tiaris olivaceus | Yellow-faced Grassquit | Thraupidae (Tanagers) | LC |
| Tigrisoma mexicanum | Bare-throated Tiger-heron | Ardeidae (Herons) | LC |
| Tilmatura dupontii | Sparkling-tailed Woodstar | Trochilidae (Hummingbirds) | LC |
| Tinamus major | Great Tinamou | Tinamidae (Tinamous) | LC |
| Tityra inquisitor | Black-crowned Tityra | Tityridae (Tityras and allies) | LC |
| Tityra semifasciata | Masked Tityra | Tityridae (Tityras and allies) | LC |
| Todirostrum cinereum | Common Tody-flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Tolmomyias sulphurescens | Yellow-olive Flatbill | Tyrannidae (Tyrant-flycatchers) | LC |
| Toxostoma bendirei | Bendire's Thrasher | Mimidae (Mockingbirds and thrashers) | VU |
| Toxostoma cinereum | Grey Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma crissale | Crissal Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma curvirostre | Curve-billed Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma guttatum | Cozumel Thrasher | Mimidae (Mockingbirds and thrashers) | CR |
| Toxostoma lecontei | Le Conte's Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma longirostre | Long-billed Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma ocellatum | Ocellated Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma redivivum | California Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Toxostoma rufum | Brown Thrasher | Mimidae (Mockingbirds and thrashers) | LC |
| Tringa flavipes | Lesser Yellowlegs | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Tringa incana | Wandering Tattler | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Tringa melanoleuca | Greater Yellowlegs | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Tringa semipalmata | Willet | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Tringa solitaria | Solitary Sandpiper | Scolopacidae (Sandpipers, Snipes, Phalaropes) | LC |
| Troglodytes aedon | House Wren | Troglodytidae (Wrens) | LC |
| Troglodytes beani | Cozumel Wren | Troglodytidae (Wrens) | LC |
| Troglodytes hiemalis | Winter Wren | Troglodytidae (Wrens) | LC |
| Troglodytes pacificus | Pacific Wren | Troglodytidae (Wrens) | LC |
| Troglodytes rufociliatus | Rufous-browed Wren | Troglodytidae (Wrens) | LC |
| Troglodytes sissonii | Socorro Wren | Troglodytidae (Wrens) | NT |
| Troglodytes tanneri | Clarion Wren | Troglodytidae (Wrens) | VU |
| Trogon ambiguus | Coppery-tailed Trogon | Trogonidae (Trogons) | LC |
| Trogon citreolus | Citreoline Trogon | Trogonidae (Trogons) | LC |
| Trogon collaris | Collared Trogon | Trogonidae (Trogons) | LC |
| Trogon massena | Slaty-tailed Trogon | Trogonidae (Trogons) | LC |
| Trogon melanocephalus | Black-headed Trogon | Trogonidae (Trogons) | LC |
| Trogon mexicanus | Mountain Trogon | Trogonidae (Trogons) | LC |
| Trogon violaceus | Violaceous Trogon | Trogonidae (Trogons) | LC |
| Tunchiornis ochraceiceps | Tawny-crowned Greenlet | Vireonidae (Vireos) | LC |
| Turdus assimilis | White-throated Thrush | Turdidae (Thrushes) | LC |
| Turdus confinis | San Lucas Robin | Turdidae (Thrushes) | LC |
| Turdus grayi | Clay-colored Thrush | Turdidae (Thrushes) | LC |
| Turdus infuscatus | Black Thrush | Turdidae (Thrushes) | LC |
| Turdus migratorius | American Robin | Turdidae (Thrushes) | LC |
| Turdus plebejus | Mountain Thrush | Turdidae (Thrushes) | LC |
| Turdus rufitorques | Rufous-collared Thrush | Turdidae (Thrushes) | LC |
| Turdus rufopalliatus | Rufous-backed Thrush | Turdidae (Thrushes) | LC |
| Tyrannus couchii | Couch's Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus crassirostris | Thick-billed Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus dominicensis | Grey Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus forficatus | Scissor-tailed Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus melancholicus | Tropical Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus savana | Fork-tailed Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus tyrannus | Eastern Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus verticalis | Western Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyrannus vociferans | Cassin's Kingbird | Tyrannidae (Tyrant-flycatchers) | LC |
| Tyto alba | Common Barn-owl | Tytonidae (Barn-owls) | LC |
| Uria aalge | Common Murre | Alcidae (Auks) | LC |
| Urile pelagicus | Pelagic Cormorant | Phalacrocoracidae (Cormorants) | LC |
| Urile penicillatus | Brandt's Cormorant | Phalacrocoracidae (Cormorants) | LC |
| Uropsila leucogastra | White-bellied Wren | Troglodytidae (Wrens) | LC |
| Vermivora chrysoptera | Golden-winged Warbler | Parulidae (New World warblers) | NT |
| Vermivora cyanoptera | Blue-winged Warbler | Parulidae (New World warblers) | LC |
| Vireo altiloquus | Black-whiskered Vireo | Vireonidae (Vireos) | LC |
| Vireo atricapilla | Black-capped Vireo | Vireonidae (Vireos) | NT |
| Vireo bairdi | Cozumel Vireo | Vireonidae (Vireos) | NT |
| Vireo bellii | Bell's Vireo | Vireonidae (Vireos) | LC |
| Vireo brevipennis | Slaty Vireo | Vireonidae (Vireos) | LC |
| Vireo cassinii | Cassin's Vireo | Vireonidae (Vireos) | LC |
| Vireo flavifrons | Yellow-throated Vireo | Vireonidae (Vireos) | LC |
| Vireo flavoviridis | Yellow-green Vireo | Vireonidae (Vireos) | LC |
| Vireo gilvus | Warbling Vireo | Vireonidae (Vireos) | LC |
| Vireo griseus | White-eyed Vireo | Vireonidae (Vireos) | LC |
| Vireo huttoni | Hutton's Vireo | Vireonidae (Vireos) | LC |
| Vireo leucophrys | Brown-capped Vireo | Vireonidae (Vireos) | LC |
| Vireo magister | Yucatan Vireo | Vireonidae (Vireos) | LC |
| Vireo nelsoni | Dwarf Vireo | Vireonidae (Vireos) | LC |
| Vireo olivaceus | Red-eyed Vireo | Vireonidae (Vireos) | LC |
| Vireo pallens | Mangrove Vireo | Vireonidae (Vireos) | LC |
| Vireo philadelphicus | Philadelphia Vireo | Vireonidae (Vireos) | LC |
| Vireo plumbeus | Plumbeous Vireo | Vireonidae (Vireos) | LC |
| Vireo solitarius | Blue-headed Vireo | Vireonidae (Vireos) | LC |
| Vireo vicinior | Grey Vireo | Vireonidae (Vireos) | LC |
| Vireolanius melitophrys | Chestnut-sided Shrike-vireo | Vireonidae (Vireos) | LC |
| Vireolanius pulchellus | Green Shrike-vireo | Vireonidae (Vireos) | LC |
| Volatinia jacarina | Blue-black Grassquit | Thraupidae (Tanagers) | LC |
| Xanthocephalus xanthocephalus | Yellow-headed Blackbird | Icteridae (New World blackbirds) | LC |
| Xema sabini | Sabine's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Xenops genibarbis | Plain Xenops | Furnariidae (Ovenbirds) | LC |
| Xenospiza baileyi | Sierra Madre Sparrow | Passerellidae (New World sparrows) | EN |
| Xenotriccus callizonus | Belted Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Xenotriccus mexicanus | Pileated Flycatcher | Tyrannidae (Tyrant-flycatchers) | LC |
| Xiphocolaptes promeropirhynchus | Strong-billed Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Xiphorhynchus erythropygius | Northern Spotted Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Xiphorhynchus flavigaster | Ivory-billed Woodcreeper | Furnariidae (Ovenbirds) | LC |
| Zenaida asiatica | White-winged Dove | Columbidae (Pigeons, Doves) | LC |
| Zenaida aurita | Zenaida Dove | Columbidae (Pigeons, Doves) | LC |
| Zenaida graysoni | Socorro Dove | Columbidae (Pigeons, Doves) | EW |
| Zenaida macroura | Mourning Dove | Columbidae (Pigeons, Doves) | LC |
| Zentrygon albifacies | White-faced Quail-dove | Columbidae (Pigeons, Doves) | LC |
| Zentrygon carrikeri | Tuxtla Quail-dove | Columbidae (Pigeons, Doves) | EN |
| Zimmerius vilissimus | Paltry Tyrannulet | Tyrannidae (Tyrant-flycatchers) | LC |
| Zonotrichia albicollis | White-throated Sparrow | Passerellidae (New World sparrows) | LC |
| Zonotrichia atricapilla | Golden-crowned Sparrow | Passerellidae (New World sparrows) | LC |
| Zonotrichia capensis | Rufous-collared Sparrow | Passerellidae (New World sparrows) | LC |
| Zonotrichia leucophrys | White-crowned Sparrow | Passerellidae (New World sparrows) | LC |
