Cắt đùi đỏ vs đại bàng đầu trắng
Accipiter erythropus so với Haliaeetus leucocephalus
Side-by-Side Comparison
| Thuộc Tính | Cắt đùi đỏ | đại bàng đầu trắng |
|---|---|---|
| Tên Khoa Học | Accipiter erythropus | Haliaeetus leucocephalus |
| Bộ | Accipitriformes | Accipitriformes |
| Họ | Accipitridae | Accipitridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | 79,0 cm (31.1 in) |
| Chiều Dài Sải Cánh | 30,9 cm (12.2 in) | 203,0 cm (79.9 in) |
| Khối Lượng | 118,5 g (4.18 oz) | 4300,0 g (151.68 oz) |
| Chế Độ Ăn | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| Số Trứng | 2 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Môi Trường Sống Chung
Cắt đùi đỏ only
Không
đại bàng đầu trắng only
đại bàng đầu trắng
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
Cắt đùi đỏ
đại bàng đầu trắng
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
Cắt đùi đỏ
đại bàng đầu trắng
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Tình Trạng Bảo Tồn
Cắt đùi đỏ
đại bàng đầu trắng
How to Tell Them Apart
Cắt đùi đỏ
đại bàng đầu trắng
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
Cắt đùi đỏ
The Red-legged Sparrowhawk, <em>Accipiter erythropus</em>, is a small raptor in the family Accipitridae (Hawks, Eagles & Kites). It inhabits forest environments, consistent with the arboreal hunting style characteristic of accipiters. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The species is assessed as Least Concern on global conservation evaluations. Available nesting data indicate a clutch size of 2 eggs, though further details on nest structure, incubation duration, and fledging period are not documented here. …
đại bàng đầu trắng
The bald eagle is the national bird and symbol of the United States. Once endangered due to DDT pesticide use, it made a remarkable recovery and was removed from the endangered species list in 2007. These powerful raptors build the largest tree nests of any bird, some weighing over two tons.