Grey-headed Silverbill (Odontospiza griseicapilla)

Grey-headed Silverbill Odontospiza griseicapilla

Current view: Data table and detailed info

Taxonomy

Taxonomic note
Odontospiza griseicapilla (del Hoyo and Collar 2016) was previously placed in the genus Lonchura following Dowsett & Forbes-Watson (1993); Sibley & Monroe (1990, 1993).

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
Dowsett, R. J.; Forbes-Watson, A. D. 1993. Checklist of birds of the Afrotropical and Malagasy regions. Tauraco Press, Li
Sibley, C. G.; Monroe, B. L. 1990. Distribution and taxonomy of birds of the world. Yale University Press, New Haven, USA.

IUCN Red List criteria met and history

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2016	Least Concern
2012	Least Concern
2009	Least Concern
2008	Least Concern
2004	Least Concern
2000	Lower Risk/Least Concern
1994	Lower Risk/Least Concern
1988	Lower Risk/Least Concern

Species attributes

Migratory status	not a migrant	Forest dependency	does not normally occur in forest
Land-mass type		Average mass	-

Distribution

	Estimate	Data quality
Extent of Occurrence breeding/resident (km²)	1,250,000	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	stable		suspected	-
Generation length (years)	3	-	-	-

Population justification: The global population size has not been quantified, but the species is described as common, locally common or uncommon (Clement 1999).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.

Country/territory distribution

Country/Territory	Presence	Origin	Resident	Non-breeding
Ethiopia	extant	native	yes
Kenya	extant	native	yes
Somalia	extant	native		yes
South Sudan	extant	native	yes
Sudan	extant	native	yes
Tanzania	extant	native	yes
Uganda	extant	native		yes

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Ethiopia	Omo National Park
Ethiopia	Yabello Sanctuary
Ethiopia	Dawa - Wachile
Kenya	Tsavo East National Park
Kenya	Tsavo West National Park
Kenya	Meru National Park
Kenya	Samburu and Buffalo Springs National Reserves
Kenya	Shaba National Reserve
Kenya	Amboseli National Park
Kenya	Lake Baringo
South Sudan	Imatong mountains
South Sudan	Kidepo
Tanzania	Lake Manyara
Tanzania	Ruaha National Park
Tanzania	Serengeti National Park
Tanzania	Tarangire National Park
Tanzania	Ngorongoro Conservation Area
Tanzania	Mkomazi National Park
Tanzania	Nyumba ya Mungu reservoir
Tanzania	Usangu flats
Tanzania	Longido Game Controlled Area

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Artificial/Terrestrial	Arable Land	suitable	resident
Artificial/Terrestrial	Pastureland	suitable	resident
Savanna	Dry	major	resident
Shrubland	Subtropical/Tropical Dry	major	resident
Altitude		Occasional altitudinal limits

Recommended citation
BirdLife International (2023) Species factsheet: Odontospiza griseicapilla. Downloaded from http://datazone.birdlife.org/species/factsheet/grey-headed-silverbill-odontospiza-griseicapilla on 25/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 25/09/2023.