Alternative names: Caroline Swiftlet; Micronesian Swiftlet; Island Swiftlet
- Aerodramus inquietus
With 11cm a small Swiftlet of some islands in the South Pacific.
- Uniformly dark grey-brown underparts
- Black-brown upperparts
- Shallowly forked tail
Like other Aerodramus Swiftles this species is often placed in Collocalia.
Formerly considered conspecific with Mossy-nest Swiftlet, Palau Swiftlet, Uniform Swiftlet and Guam Swiftlet. The five species form now a superspecies.
Three subspecies recognized:
Recorded over forest and open habitat.
Nothing known about food and feeding, probably similar to other Swiftlets.
Nests in caves, building a nest with vegetable matter and hold together with lots of saliva. Probably capable of echolocation but uncertain. Lays one egg (rukensis two).