From Opus

Collocalia troglodytes

[edit] Identification

Length: 9cm a tiny Swiftlet. Black upperparts with white rump band, mottled underparts with whitish belly and brown throat, dark undertail coverts. The pure white, well defined rump band is diagnostic

[edit] Similar Species

• The Philippine Swiftlet has a slightly forked tail and no white rump band.
• Glossy Swiftlet has a greyish, ill-defined rump band.

[edit] Distribution

It is endemic to the Philippines including Palawan. Not found on the Sulu Archipelago.
Quite common in its range and not globally threatened.

[edit] Taxonomy

A monotypic species.

[edit] Habitat

Its natural habitat is subtropical or tropical moist lowland forests, often near water.

[edit] Behaviour

Pygmy Swiftlets are usually foraging in small groups.
Breeding has been recorded from April to June but also in September. The nest is a half-cup made of vegetable matters and hardened with saliva.
It's not sure if the species is capable of echolocation.
Resident.

[edit] External Links

• View more images of this species on Orientalbirdimages