Chapman's Swift vs Chestnut-collared Swift
Chaetura chapmani 对比 Streptoprocne rutila
Side-by-Side Comparison
| 属性 | Chapman's Swift | Chestnut-collared Swift |
|---|---|---|
| 学名 | Chaetura chapmani | Streptoprocne rutila |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 24.6 cm (9.7 in) | 26.0 cm (10.2 in) |
| 体重 | 23.416666666666668 g (0.83 oz) | 21.8 g (0.77 oz) |
| 食性 | Obligate aerial forager; feeds entirely on the wing on small flying insects, midges, and airborne … | Entirely airborne feeder on tiny flies, gnats, and airborne arachnids; one of the most aerial … |
| 产卵数 | 2-3 | 2 |
| 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.
Chestnut-collared Swift
High, screaming trill; rapid 'scree-scree' in flight; shrill and penetrating; calls over Neotropical mountains and canyon edges; alarm a rapid screeching chatter
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.
Chestnut-collared Swift
Found from Mexico and the Caribbean south through Central America and South America to Argentina. Resident in highlands near mountain cliffs.
保护状况
Chapman's Swift
Chestnut-collared 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 …
Chestnut-collared Swift
Dark blackish-brown body with diagnostic rich chestnut collar encircling entire neck; collar bold and complete; underparts slightly paler brown; small swift with striking warm-toned neck band contrasting vividly with dark …
About These Birds
Chapman's Swift
查普曼雨燕 (Chaetura chapmani)，体长约12厘米。体羽深褐黑色，腰部略浅，尾短具刺状尾羽。分布于特立尼达、委内瑞拉和巴西北部。以飞行昆虫为食，常在热带森林上空成群飞翔。
Chestnut-collared Swift
栗领雨燕栖息于中美洲和南美洲北部的山地。