EN
Black-backed Thornbill Ramphomicron dorsale



Family: Trochilidae (Hummingbirds)

Authority: Salvin & Godman, 1880

Red List Category

Criteria: B1ab(i,ii,iii)

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Justification of Red List category
This species is considered Endangered because it occupies a very small range, within which it has become apparent that suitable habitat is severely fragmented owing to deforestation, extensive burning and over-grazing. The impoverished state of previously suitable habitat in some areas necessitates urgent work to study this species and its threats.



Population size: unknown

Population trend: Decreasing

Extent of occurrence (breeding/resident): 3,900 km2

Country endemic: Yes

Attributes
Realm - Neotropical
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2017) Species factsheet: Ramphomicron dorsale. Downloaded from http://www.birdlife.org on 19/10/2017. Recommended citation for factsheets for more than one species: BirdLife International (2017) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 19/10/2017.