Lesser Antillean Swift vs White-chested Swift
Chaetura martinica 비교 대상 Cypseloides lemosi
Side-by-Side Comparison
| 속성 | Lesser Antillean Swift | White-chested Swift |
|---|---|---|
| 학명 | Chaetura martinica | Cypseloides lemosi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 21.6 cm (8.5 in) | 30.0 cm (11.8 in) |
| 체중 | 12.6 g (0.44 oz) | 28.400000000000002 g (1.00 oz) |
| 식성 | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. |
| 산란 수 | 3 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Lesser Antillean Swift
Sharp, high-pitched squeaking in rapid succession; excited twittering with melodic inflection rising near breeding colony.
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
Lesser Antillean Swift
Found in the Lesser Antilles from Guadeloupe and Dominica south to St. Vincent and Grenada. Resident in forest and open areas.
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.
보전 상태
Lesser Antillean Swift
White-chested Swift
How to Tell Them Apart
Lesser Antillean Swift
Small; dark sooty-brown overall; pale grey-brown rump slightly paler than back; underparts grey-brown; short spiny tail; Lesser Antilles endemic; very similar to Chapman's Swift but smaller and island-restricted with subtly …
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
Lesser Antillean Swift
소앤틸리스 제도 고유종의 소형 칼새 (11 cm). 어두운 보라-갈색 깃털. 개방된 공중에서 곤충 섭취.
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.