NT
Rufous-headed Ground-roller Atelornis crossleyi



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2016 Near Threatened A3cd
2012 Near Threatened A3cd
2008 Near Threatened A3c,d
2004 Near Threatened
2000 Lower Risk/Near Threatened
1996 Vulnerable
1994 Vulnerable
1988 Threatened
Species attributes

Migratory status not a migrant Forest dependency high
Land-mass type Land-mass type - shelf island
Average mass -
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 165,000 medium
Severely fragmented? no -
Population and trend
Value Data quality Derivation Year of estimate
Number of mature individuals unknown not applicable not applicable 0
Population trend decreasing suspected -
Decline % (10 years/3 generations future) 20-29 - - -
Percentage in largest subpopulation 100 - - -
Generation length (years) 5.6 - - -

Population justification: The population size of this species has not been quantified. Further research is required.

Trend justification: The species may suffer a moderately rapid population decline during the next ten years, owing to habitat loss for subsistence agriculture combined with a potential increase in hunting pressure.


Country/territory distribution
Country/Territory Presence Origin Resident Breeding Non-breeding Passage
Madagascar extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Madagascar Tsaratanana Strict Nature Reserve and extension
Madagascar South Anjanaharibe Special Reserve and extension
Madagascar Marojejy National Park
Madagascar Marotandrano Special Reserve
Madagascar Anjanaharibe Classified Forest
Madagascar Zahamena National Park and Strict Reserve
Madagascar Mangerivola Special Reserve
Madagascar Sihanaka Forest
Madagascar Mantadia National Park and Analamazaotra Special Reserve
Madagascar Onive Classified Forest
Madagascar Anjozorobe Forest
Madagascar Andohahela National Park - Section I
Madagascar Ranomafana National Park and extension
Madagascar Andringitra National Park
Madagascar Kalambatritra Special Reserve
Madagascar Midongy South National Park

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Lowland suitable resident
Forest Subtropical/Tropical Moist Montane major resident
Altitude 800 - 2000 m Occasional altitudinal limits  

Threats & impact
Threat (level 1) Threat (level 2) Impact and Stresses
Agriculture & aquaculture Annual & perennial non-timber crops - Shifting agriculture Timing Scope Severity Impact
Ongoing Majority (50-90%) Slow, Significant Declines Medium Impact: 6
Stresses
Ecosystem degradation, Ecosystem conversion
Biological resource use Hunting & trapping terrestrial animals - Intentional use (species is the target) Timing Scope Severity Impact
Ongoing Majority (50-90%) Slow, Significant Declines Medium Impact: 6
Stresses
Species mortality
Invasive and other problematic species, genes & diseases Problematic species/disease of unknown origin - Unspecified species Timing Scope Severity Impact
Future Unknown Causing/Could cause fluctuations Unknown
Stresses
Species mortality

Recommended citation
BirdLife International (2023) Species factsheet: Atelornis crossleyi. Downloaded from http://datazone.birdlife.org/species/factsheet/rufous-headed-ground-roller-atelornis-crossleyi on 29/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 29/09/2023.