白头海雕 vs 吼海雕
Haliaeetus leucocephalus 对比 Haliaeetus vocifer
Side-by-Side Comparison
| 属性 | 白头海雕 | 吼海雕 |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Haliaeetus vocifer |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 79.0 cm (31.1 in) | — |
| 翼展 | 203.0 cm (79.9 in) | 109.6 cm (43.1 in) |
| 体重 | 4300.0 g (151.68 oz) | 2782.0 g (98.13 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | -- |
| 产卵数 | 1-4 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
白头海雕
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
白头海雕
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.
吼海雕
Geographic Range & Migration
白头海雕
North America from Alaska and Canada through the contiguous United States to northern Mexico.
吼海雕
保护状况
白头海雕
吼海雕
How to Tell Them Apart
白头海雕
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
吼海雕
About These Birds
白头海雕
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.
吼海雕
非洲鱼雕是非洲撒哈拉以南最具代表性的猛禽，以其响亮而标志性的鸣叫声著称。头部白色，背部棕色，翅和腹部深色。广泛分布于非洲大型水域附近，以鱼类为主食，具出色的俯冲捕鱼技巧。是赞比亚和南苏丹的国鸟。