Chapman's Swift vs African Palm Swift
Chaetura chapmani 비교 대상 Cypsiurus parvus
Side-by-Side Comparison
| 속성 | Chapman's Swift | African Palm Swift |
|---|---|---|
| 학명 | Chaetura chapmani | Cypsiurus parvus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 24.6 cm (9.7 in) | 27.2 cm (10.7 in) |
| 체중 | 23.416666666666668 g (0.83 oz) | 14.38 g (0.51 oz) |
| 식성 | Obligate aerial forager; feeds entirely on the wing on small flying insects, midges, and airborne … | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| 산란 수 | 2-3 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chapman's Swift
Quick, bubbling series of soft chips; pleasant liquid twittering with slightly buzzy edges, delivered during aerial display.
African Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
Geographic Range & Migration
Chapman's Swift
Found in Trinidad and Tobago and northern South America from Colombia and Venezuela south to northeastern Brazil. Resident in lowland forest.
African Palm Swift
Found across sub-Saharan Africa from Senegal east to Somalia and south to South Africa. Common in open areas near palms; nests in palm leaves.
보전 상태
Chapman's Swift
African Palm Swift
How to Tell Them Apart
Chapman's Swift
Small; dark sooty-brown overall; rump slightly paler grey-brown than back; underparts dark brown; short spiny tail; Amazonian species intermediate in plumage between Chimney Swift and Band-rumped Swift; relatively poorly differentiated …
African Palm Swift
Slender and long-tailed; uniformly pale greyish-brown overall; underparts paler grey-buff; long deeply forked tail; pale uniform appearance with no contrasting markings; widespread African palm-nesting swift with distinctive slender silhouette.
About These Birds
Chapman's Swift
중앙아메리카에서 북부 남아메리카 숲에 서식하는 소형 칼새 (12–13 cm). 어두운 깃털; 빠른 날개짓. 공중 곤충 섭취.
African Palm Swift
길고 좁은 날개와 깊이 갈라진 꼬리를 가진 15–17 cm의 가는 칼새. 어두운 갈색 깃털. 사바나와 개방 삼림의 야자나무와 밀접하게 연관되어 사하라 이남 아프리카 전역에 분포. 공중 곤충식성. 아프리카에서 가장 풍부한 칼새 중 하나.