- Aerodramus vulcanorum
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
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.
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.
Habitat
Found in the mountains and highlands of Java, especially rims of volcanic craters.
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.
