白头海雕 vs 雞尾鸚鵡
Haliaeetus leucocephalus 对比 Nymphicus hollandicus
Side-by-Side Comparison
| 属性 | 白头海雕 | 雞尾鸚鵡 |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Nymphicus hollandicus |
| 目 | Accipitriformes | Psittaciformes |
| 科 | Accipitridae | Cacatuidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 79.0 cm (31.1 in) | 32.0 cm (12.6 in) |
| 翼展 | 203.0 cm (79.9 in) | 40.0 cm (15.7 in) |
| 体重 | 4300.0 g (151.68 oz) | 90.0 g (3.17 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Seeds, grain, berries, and plant material. Forages on the ground in open areas. In captivity, … |
| 产卵数 | 1-4 | 1-7 |
| 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.
雞尾鸚鵡
Open arid and semi-arid habitats including scrubland, farmland, and woodland near water in Australia.
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.
雞尾鸚鵡
A loud, whistled 'weet' or 'weeeet'. Males whistle a melodic series; contact call is a high nasal 'ny'. Capable of mimicry in captivity. Song is relatively simple but pleasant.
Geographic Range & Migration
白头海雕
North America from Alaska and Canada through the contiguous United States to northern Mexico.
雞尾鸚鵡
Interior of Australia, generally avoiding coastal areas. The second most popular pet bird worldwide.
保护状况
白头海雕
雞尾鸚鵡
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
雞尾鸚鵡
Wild-type males are grey with white wing patches, a yellow face, and bright orange cheek patches. Females are duller with barred tail undersides. Many captive color mutations exist.
Short, curved, grey bill
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.
雞尾鸚鵡
玄凤鹦鹉是凤头鹦鹉科中体型最小的成员，也是全球最受欢迎的宠物鸟之一。这些温顺的澳大利亚鸟类体长约30厘米，以其独特的橙色面颊斑、黄色头冠和灰色身体为特征，雄鸟颜色更为鲜明。原产于澳大利亚内陆干旱地带，以种子和浆果为食。