White-chested Swift vs Philippine Spinetail
Cypseloides lemosi 比較対象 Mearnsia picina
Side-by-Side Comparison
| 属性 | White-chested Swift | Philippine Spinetail |
|---|---|---|
| 学名 | Cypseloides lemosi | Mearnsia picina |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 30.0 cm (11.8 in) | 32.3 cm (12.7 in) |
| 体重 | 28.400000000000002 g (1.00 oz) | 11.5 g (0.41 oz) |
| 食性 | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Aerial diet of small flying insects and spiders; forages at speed over forest and open … |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
Philippine Spinetail
High-pitched, buzzy twittering; sharp 'tsit-tsit' in fast low-level flight over Philippine forest; calls rapidly in tight flocks; distinctive wing sound in fast aerial display
Geographic Range & Migration
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.
Philippine Spinetail
Endemic to the Philippines, found on Mindanao and adjacent southern islands. Resident in lowland and hill forest and edge. Uncommon.
保全状況
White-chested Swift
Philippine Spinetail
How to Tell Them Apart
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 …
Philippine Spinetail
Tiny but long-winged; dark blackish-brown overall; pale grey-white throat and chin; short spiny tail projections visible at close range; Philippine endemic; small size contrasts with proportionally very long scythe-like wings.
About These Birds
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。
Philippine Spinetail
フィリピン固有のフィリピンアナツバメ。体長12〜13cm。暗褐色で腰部が淡い。フィリピンの森林や農地上空を飛翔し、小さな昆虫を捕食する。崖や建物に巣を作ることもある。低危険種。