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Country/Territory = USA
Species category = CR
Order by Taxonomic Sequence

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Number of species 21
Scientific name English name Family Global IUCN Red List Category
Anas laysanensis Laysan Duck Anatidae (Ducks, Geese, Swans)
CR
Puffinus bryani Bryan's Shearwater Procellariidae (Petrels, Shearwaters)
CR
Puffinus newelli Newell's Shearwater Procellariidae (Petrels, Shearwaters)
CR
Numenius borealis Eskimo Curlew Scolopacidae (Sandpipers, Snipes, Phalaropes)
CR (PE)
Gymnogyps californianus California Condor Cathartidae (New World vultures)
CR
Campephilus principalis Ivory-billed Woodpecker Picidae (Woodpeckers)
CR
Acrocephalus familiaris Millerbird Acrocephalidae (Reed-warblers)
CR
Myadestes lanaiensis Olomao Turdidae (Thrushes)
CR (PE)
Myadestes palmeri Puaiohi Turdidae (Thrushes)
CR
Paroreomyza maculata Oahu Alauahio Fringillidae (Finches and Hawaiian honeycreepers)
CR (PE)
Oreomystis bairdi Akikiki Fringillidae (Finches and Hawaiian honeycreepers)
CR
Telespiza ultima Nihoa Finch Fringillidae (Finches and Hawaiian honeycreepers)
CR
Loxioides bailleui Palila Fringillidae (Finches and Hawaiian honeycreepers)
CR
Psittirostra psittacea Ou Fringillidae (Finches and Hawaiian honeycreepers)
CR (PE)
Hemignathus hanapepe Kauai Nukupuu Fringillidae (Finches and Hawaiian honeycreepers)
CR (PE)
Hemignathus affinis Maui Nukupuu Fringillidae (Finches and Hawaiian honeycreepers)
CR (PE)
Pseudonestor xanthophrys Maui Parrotbill Fringillidae (Finches and Hawaiian honeycreepers)
CR
Loxops caeruleirostris Akekee Fringillidae (Finches and Hawaiian honeycreepers)
CR
Loxops ochraceus Maui Akepa Fringillidae (Finches and Hawaiian honeycreepers)
CR (PE)
Palmeria dolei Akohekohe Fringillidae (Finches and Hawaiian honeycreepers)
CR
Vermivora bachmanii Bachman's Warbler Parulidae (New World warblers)
CR (PE)