From Opus

Aerodramus vulcanorum

[edit] Identification

With 13 to 14cm a large Swiftlet, endemic to Java.

• Forked tail
• Dark brown upperparts with a pale rump
• Underparts only slightly paler (much paler in Himalayan Swiftlet)
• Males have bare tarsi

[edit] Distribution

Endemic to the mountains of Western Java in Indonesia, usually seen at Gunung Gede.
Restricted range species which seems uncommon. Volcano activity may have lead to local extinction.

[edit] Taxonomy

Accepted as full species by Clements and Sibley and Monroe. Howard and Moore treat it as a subspecies of Himalayan Swiftlet. Has also been treated as subspecies of Black-nest Swiftlet.
Like other Aerodramus Swiftles this species is often placed in Collocalia.
Monotypic.

[edit] Habitat

Found in the mountains and highlands of Java, especially rims of volcanic craters.

[edit] Behaviour

Feeds on insects, taken in flight. Foraging in groups.
Not much data about nesting season or nests. Probably similar to Himalayan Swiftlet.
Strictly resident.

[edit] External Links

• View more images of this species on Orientalbirdimages