chim sẻ cổ hung vs đại bàng đầu trắng
Accipiter erythrauchen so với Haliaeetus leucocephalus
Side-by-Side Comparison
| Thuộc Tính | chim sẻ cổ hung | đại bàng đầu trắng |
|---|---|---|
| Tên Khoa Học | Accipiter erythrauchen | Haliaeetus leucocephalus |
| Bộ | Accipitriformes | Accipitriformes |
| Họ | Accipitridae | Accipitridae |
| Tình Trạng Bảo Tồn | Near Threatened | Least Concern |
| Chiều Dài | — | 79,0 cm (31.1 in) |
| Chiều Dài Sải Cánh | 38,2 cm (15.0 in) | 203,0 cm (79.9 in) |
| Khối Lượng | 156,0 g (5.50 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 | -- | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Môi Trường Sống Chung
chim sẻ cổ hung 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
chim sẻ cổ hung
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
chim sẻ cổ hung
đại bàng đầu trắng
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Tình Trạng Bảo Tồn
chim sẻ cổ hung
đại bàng đầu trắng
How to Tell Them Apart
chim sẻ cổ hung
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
chim sẻ cổ hung
The Rufous-necked Sparrowhawk, <em>Accipiter erythrauchen</em>, is a raptor belonging to the family Accipitridae (Hawks, Eagles & Kites). It is associated with forest habitats, in line with many accipiter species that hunt through wooded terrain. Detailed plumage and behavioral descriptions of this species are limited in the available literature. Notably, this species is assessed as Near Threatened, indicating that it faces some risk of population decline and warrants ongoing monitoring. The pressures driving this status may include forest loss or restricted …
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.