Mossy-nest Swiftlet vs White-chested Swift
Aerodramus salangana 比較対象 Cypseloides lemosi
Side-by-Side Comparison
| 属性 | Mossy-nest Swiftlet | White-chested Swift |
|---|---|---|
| 学名 | Aerodramus salangana | Cypseloides lemosi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 22.7 cm (8.9 in) | 30.0 cm (11.8 in) |
| 体重 | 11.3 g (0.40 oz) | 28.400000000000002 g (1.00 oz) |
| 食性 | Aerial insectivore consuming minute dipterans, midges, and ballooning spiders caught in continuous fast flight. | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. |
| 一腹卵数 | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Mossy-nest Swiftlet
Rapid thin twittering; 'chip-chip' over Borneo forests; echolocation clicks in cave roosts; uses mossy nest material; calls softly in colonial roosts; moderate-pitched swiftlet
White-chested Swift
High, thin twittering; soft 'tsit' calls in flight; calls over Colombian waterfalls; very poorly known; thin, reedy contact notes; one of most rarely documented swifts
Geographic Range & Migration
Mossy-nest Swiftlet
Found from the Philippines through Borneo and Sulawesi to the Moluccas. Resident in lowland and hill forest, often over rivers.
White-chested Swift
Known from Colombia and adjacent Ecuador. One of the world's rarest swifts; recorded at waterfalls in humid forest foothills at 500–1,200 m.
保全状況
Mossy-nest Swiftlet
White-chested Swift
How to Tell Them Apart
Mossy-nest Swiftlet
Small; dark grey-brown upperparts with slight iridescence; pale grey-brown rump slightly paler than back; underparts greyish-white; forked tail; Sundaic swiftlet building mossy nests; rump contrast moderate, less striking than White-rumped.
White-chested Swift
Black upperparts and wings; distinctive large white chest patch contrasting sharply with black throat and belly; white confined to central breast; Colombian endemic with unique bold bicoloured plumage unlike any …
About These Birds
Mossy-nest Swiftlet
ゴシキアナツバメはボルネオとスラウェシの低地林に生息し、唾液で作った白い巣が特徴的なアナツバメである。
White-chested Swift
コロンビアアマツバメはコロンビア南部に限定的に生息する希少なアマツバメである。