Bare-legged Swiftlet
Aerodramus nuditarsus
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A small swiftlet (10-11 cm) found in New Guinea, particularly in lowland and hill forests. Distinguished by its bare, featherless tarsi. Dark plumage. Aerial insectivore. Colonial cave nester. Uses echolocation for cave navigation. Limited published ecological data.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Flügelspannweite | 25,0 cm | 9.8 in |
| Gewicht | 13,3 g | 0.47 oz |
Identifizierung
Gefieder
Small; dark grey-brown upperparts; pale rump band; underparts whitish-grey; forked tail; bare unfeathered tarsi distinctive among swiftlets; New Guinea lowland cave-nesting species; bare legs visible at nest but rarely field-observable.
Habitat & Range
Geografisches Verbreitungsgebiet
Found in lowland New Guinea and adjacent islands. Resident in lowland rainforest and forest edge. Little-known Papuan endemic.
Diet & Feeding
Obligate aerial insectivore; catches minute flies, beetles, and aerial spiders while foraging near cave roosts.
Erhaltungsstatus
Lautgebung
Gesang
High thin twittering; 'tsit-tsit' over New Guinea lowlands; echolocation clicks in cave roosts; calls weakly in flight; colonial nester producing soft flock chattering
Taxonomie
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Ordnung | Caprimulgiformes (Nachtschwalben und Segler) |
| Familie | Apodidae (Segler) |
| Genus | Aerodramus |
| Arten | Aerodramus nuditarsus |
Distribution
Bare-legged Swiftlet has been recorded in 1 countries.
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External Databases
Häufig gestellte Fragen
What does the Bare-legged Swiftlet eat?
Where does the Bare-legged Swiftlet live?
Is the Bare-legged Swiftlet endangered?
What does the Bare-legged Swiftlet sound like?
How big is the Bare-legged Swiftlet?
What order and family does the Bare-legged Swiftlet belong to?
Similar Birds
Other species in the Apodidae family