White-chested Swift vs Madagascar Spinetail
Cypseloides lemosi 비교 대상 Zoonavena grandidieri
Side-by-Side Comparison
| 속성 | White-chested Swift | Madagascar Spinetail |
|---|---|---|
| 학명 | Cypseloides lemosi | Zoonavena grandidieri |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.0 cm (11.8 in) | 24.9 cm (9.8 in) |
| 체중 | 28.400000000000002 g (1.00 oz) | 9.25 g (0.33 oz) |
| 식성 | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Obligate aerial forager on small insects and airborne spiders; among the fastest-flying of all swift … |
| 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
Madagascar Spinetail
Rapid, high-pitched chittering calls in flight; thin, insect-like trilling notes delivered in quick bursts above forest canopy.
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.
Madagascar Spinetail
Endemic to Madagascar. Resident in forest edge and open areas across the island. Nests in hollow palms and rock crevices.
보전 상태
White-chested Swift
Madagascar 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 …
Madagascar Spinetail
Tiny; dark brown-black upperparts; contrasting white rump patch; underparts pale whitish; short spiny tail; Malagasy endemic; white rump is the most diagnostic feature, recalling swiftlets but with characteristic spinetail tail …
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.
Madagascar Spinetail
A medium-sized spinetail swift (12-13 cm) endemic to Madagascar. Dark plumage with a pale rump and short, spine-tipped tail. Aerial insectivore, foraging over forest and woodland. Nests in tree hollows. Found throughout Madagascar's remaining forested areas.