Black-nest Swiftlet

Scientific Name: Aerodramus maximus
Malay Name: Lelayang-Gua Sarang Hitam
Chinese Name: 大金丝燕

Range:
Found from Southern Thailand, Malay Peninsula, Singapore to Indonesia.

Taxonomy:
Polytypic. Subspecies are: maximus, lowi, tichelmani

Local Subspecies: maximus

Size: 12-13.5 cm

Identification: A small swift with blackish-brown upperparts, dull rump-band and paler underparts. Indistinguishable from Edible-nest Swiftlet when seen in flight. Can only be conclusively identified either with a bird in hand to see its heavily feathered tarsals or at its nest which is blackish in colour. It lays only one egg as opposed to two eggs by the Edible-nest Swiftlet.

Similar looking species: Edible-nest Swiftlet, Plume-toed Swiftlet

Habitat: Recorded over a wide variety of habitats, forests, clearings, coast, lowlands, mountains and also out at sea.

Behaviour/Ecology: Feed on small insects taken in flight. Gregarious and often forage in big flocks together with other Swiftlets and Swallows.

Local Status: Common resident

Location: Throughout Singapore. Known to nest in Sentosa and Pedra Branca.

Photos:

External Links:
Conservation Status: IUCN Red List Page
Photos: Oriental Bird Images
Sound Recordings: xeno-canto Link
Wikipedia Entry: Wikipedia Link

Reference:
Craig Robson (2011) A Field Guide to the Birds of South-East Asia