日本松雀鹰 vs 白头海雕
Accipiter gularis 对比 Haliaeetus leucocephalus
Side-by-Side Comparison
| 属性 | 日本松雀鹰 | 白头海雕 |
|---|---|---|
| 学名 | Accipiter gularis | Haliaeetus leucocephalus |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 79.0 cm (31.1 in) |
| 翼展 | 32.5 cm (12.8 in) | 203.0 cm (79.9 in) |
| 体重 | 132.75 g (4.68 oz) | 4300.0 g (151.68 oz) |
| 食性 | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| 产卵数 | 2-5 | 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
日本松雀鹰
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.
Geographic Range & Migration
日本松雀鹰
白头海雕
North America from Alaska and Canada through the contiguous United States to northern Mexico.
保护状况
日本松雀鹰
白头海雕
How to Tell Them Apart
日本松雀鹰
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
About These Birds
日本松雀鹰
The Japanese Sparrowhawk (<em>Accipiter gularis</em>) is a compact raptor belonging to the family Accipitridae, the hawks, eagles, and kites. It inhabits forest environments across its range in East and Southeast Asia, where it is associated with woodland and forested landscapes. This species is a migratory hawk, breeding in forests of Japan, China, and neighboring regions before wintering in Southeast Asia. Its conservation status is assessed as Least Concern. Detailed plumage and bill descriptions are limited in the available literature. Nesting …
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.