Frances's Sparrowhawk vs 흰머리수리
Accipiter francesiae 비교 대상 Haliaeetus leucocephalus
Side-by-Side Comparison
| 속성 | Frances's Sparrowhawk | 흰머리수리 |
|---|---|---|
| 학명 | Accipiter francesiae | Haliaeetus leucocephalus |
| 목 | Accipitriformes | Accipitriformes |
| 과 | Accipitridae | Accipitridae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 79.0 cm (31.1 in) |
| 날개 폭 | 31.2 cm (12.3 in) | 203.0 cm (79.9 in) |
| 체중 | 135.25 g (4.77 oz) | 4300.0 g (151.68 oz) |
| 식성 | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| 산란 수 | 1-5 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
흰머리수리
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
Frances's Sparrowhawk
흰머리수리
High-pitched, chattering whistle: a rapid 'kleek-kik-ik-ik-ik'. Surprisingly weak and thin for such a large raptor. Also gives a lower 'kwit-kwit' call near the nest.
Geographic Range & Migration
Frances's Sparrowhawk
흰머리수리
North America from Alaska and Canada through the contiguous United States to northern Mexico.
보전 상태
Frances's Sparrowhawk
흰머리수리
How to Tell Them Apart
Frances's Sparrowhawk
흰머리수리
Adults have a dark brown body with a striking white head and tail. Juveniles are mottled brown and white, reaching full adult plumage at age five.
Large, hooked, bright yellow bill
About These Birds
Frances's Sparrowhawk
Frances's Sparrowhawk, <em>Accipiter francesiae</em>, is a small raptor belonging to the family Accipitridae (Hawks, Eagles & Kites). It is associated with forest habitats, where accipiters typically hunt birds and small vertebrates through dense tree cover. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The species is assessed as Least Concern, suggesting it is not currently at elevated risk of global decline. Clutch sizes reportedly range from 1 to 5 eggs, though data on nest …
흰머리수리
흰머리독수리는 미국의 국조이자 국가 상징입니다. DDT 살충제 사용으로 인해 한때 멸종위기에 처했으나 놀라운 회복을 보여 2007년 멸종위기종 목록에서 제외되었습니다. 이 강력한 맹금류는 어떤 새보다 가장 큰 나무 둥지를 만들며, 어떤 것들은 2톤 이상이 됩니다.