Chimney Swift vs Chestnut-collared Swift
Chaetura pelagica 비교 대상 Streptoprocne rutila
Side-by-Side Comparison
| 속성 | Chimney Swift | Chestnut-collared Swift |
|---|---|---|
| 학명 | Chaetura pelagica | Streptoprocne rutila |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Vulnerable | Least Concern |
| 체장 | — | — |
| 날개 폭 | 24.9 cm (9.8 in) | 26.0 cm (10.2 in) |
| 체중 | 22.666666666666668 g (0.80 oz) | 21.8 g (0.77 oz) |
| 식성 | Aerial forager on tiny insects and wind-dispersed spiders; forages near water surfaces where insects concentrate. | Entirely airborne feeder on tiny flies, gnats, and airborne arachnids; one of the most aerial … |
| 산란 수 | 2-7 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chimney Swift
Rapid, liquid twittering with bright cheerful quality; chi-chi-chi staccato notes carrying well across open sky at dusk.
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
Chimney Swift
Breeds in eastern North America from Canada south to Texas. Long-distance migrant wintering in the upper Amazon basin of Peru and Brazil.
Chestnut-collared Swift
Found from Mexico and the Caribbean south through Central America and South America to Argentina. Resident in highlands near mountain cliffs.
보전 상태
Chimney Swift
Chestnut-collared Swift
How to Tell Them Apart
Chimney Swift
Small; uniformly dark sooty-grey overall with slightly paler grey throat and chin; no contrasting rump patch; short spiny tail; sexes identical; North American chimney-nesting species famous for its swirling pre-roost …
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
Chimney Swift
굴뚝 안에서 보금자리를 틀고 둥지를 짓는 것으로 유명한 중형 칼새 (12–15 cm). 북아메리카 동부 도시 및 교외 서식. 봄철 아마존까지 장거리 이동. 공중 곤충 섭취.
Chestnut-collared Swift
A small swift (13-14 cm) found from Mexico through Central America and South America to Bolivia and Brazil. Dark plumage with a distinctive chestnut collar and throat. Aerial insectivore, often foraging in mixed-species swift flocks over forests and highlands.