白头海雕 vs 黑胸禿鷹
Haliaeetus leucocephalus 对比 Hamirostra melanosternon
Side-by-Side Comparison
| 属性 | 白头海雕 | 黑胸禿鷹 |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Hamirostra melanosternon |
| 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) | 94.5 cm (37.2 in) |
| 体重 | 4300.0 g (151.68 oz) | 1310.0 g (46.21 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | -- |
| 产卵数 | 1-4 | 1-2 |
| 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.
黑胸禿鷹
Geographic Range & Migration
白头海雕
North America from Alaska and Canada through the contiguous United States to northern Mexico.
黑胸禿鷹
保护状况
白头海雕
黑胸禿鷹
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
黑胸禿鷹
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.
黑胸禿鷹
黑胸方尾鸢是澳大利亚特有的猛禽，以其独特的方形尾巴著称。背部棕色，胸部黑色，翼下面有白色大翼镜。分布于澳大利亚内陆干旱地区，善于捕食蜥蜴，也取食兔子和腐肉。以其俯冲式攻击和贴地飞行著称。