White-chested Swift vs Philippine Spinetail
Cypseloides lemosi 비교 대상 Mearnsia picina
Side-by-Side Comparison
| 속성 | White-chested Swift | Philippine Spinetail |
|---|---|---|
| 학명 | Cypseloides lemosi | Mearnsia picina |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Near Threatened |
| 체장 | — | — |
| 날개 폭 | 30.0 cm (11.8 in) | 32.3 cm (12.7 in) |
| 체중 | 28.400000000000002 g (1.00 oz) | 11.5 g (0.41 oz) |
| 식성 | 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 … |
| 산란 수 | -- | -- |
| 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.
보전 상태
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
14–15 cm의 중형 칼새로 콜롬비아 카우카 상부 계곡 고유종. 흰 가슴 반점이 있는 그을린 흑색 깃털. 아열대림의 공중 곤충식성. 극도로 제한된 분포와 지속적인 서식지 손실로 위기종으로 분류.
Philippine Spinetail
소형 칼새로 체장 약 11cm이며, 검은색 몸통에 흰색 허리 반점이 있다. 필리핀 특정 섬 숲 상공에 서식하는 고유종이다. 공중에서 곤충을 잡아먹으며, 절벽이나 동굴 벽에 둥지를 튼다. 관심 필요 종이다.