Aerodramus nuditarsus

General description: 

Large swiftlet with shallow tail-fork, dark brown above, rump uniform, with extensive pale fringes on lores and above eye. Uniformly sooty-grey underparts, apparently some variation in rami colouring. Bare tarsi, glossless upperparts and presence of 4 toes. No info for echolocation.

Conservation status: 

Not Threatened.

Diagnostic description: 

Large swiftlet with shallow tail-fork, dark brown above, rump uniform, with extensive pale fringes on lores and above eye. Uniformly sooty-grey underparts, apparently some variation in rami colouring. Bare tarsi, glossless upperparts and presence of 4 toes. No info for echolocation.

Behaviour: 

Size: 

14 cm

Phylogeny: 

Taxonomy:

    Collocalia nuditarsus Salomonsen, 1963, Baroka, Bioto Creek, New Guinea. Genus often merged into Collocalia. Sometimes treated as forming a superspecies with A. orientalis, and thence also linked with A. whiteheadi. Monotypic. (source: Handbook of the Birds of World)
Distribution: 

Distribution:

    S & SE New Guinea. May breed N of central watershed in Schrader Range.
Habitat: 

Collected mainly in highlands, though also as low as 30 m above sea-level.

Trophic strategy: 

Nothing known

Risk statement: 

Restricted range species.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith