New Britain Sparrowhawk vs 白头海雕
Accipiter brachyurus 对比 Haliaeetus leucocephalus
Side-by-Side Comparison
| 属性 | New Britain Sparrowhawk | 白头海雕 |
|---|---|---|
| 学名 | Accipiter brachyurus | Haliaeetus leucocephalus |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | 79.0 cm (31.1 in) |
| 翼展 | 40.4 cm (15.9 in) | 203.0 cm (79.9 in) |
| 体重 | 142.0 g (5.01 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 | -- | 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
New Britain Sparrowhawk
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
New Britain Sparrowhawk
白头海雕
North America from Alaska and Canada through the contiguous United States to northern Mexico.
保护状况
New Britain Sparrowhawk
白头海雕
How to Tell Them Apart
New Britain Sparrowhawk
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
New Britain Sparrowhawk
The New Britain Sparrowhawk (<em>Accipiter brachyurus</em>) is a raptor belonging to the family Accipitridae, encompassing hawks, eagles, and kites. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The New Britain Sparrowhawk is associated with forest habitats, consistent with its presumed occurrence on the island of New Britain in Papua New Guinea, where dense tropical forest provides cover and foraging opportunities for raptors of this genus. This species is assessed as Vulnerable by the IUCN, …
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.