흰머리수리 vs Raggiana Bird-of-paradise
Haliaeetus leucocephalus 비교 대상 Paradisaea raggiana
Side-by-Side Comparison
| 속성 | 흰머리수리 | Raggiana Bird-of-paradise |
|---|---|---|
| 학명 | Haliaeetus leucocephalus | Paradisaea raggiana |
| 목 | Accipitriformes | Passeriformes |
| 과 | Accipitridae | Paradisaeidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 79.0 cm (31.1 in) | 34.0 cm (13.4 in) |
| 날개 폭 | 203.0 cm (79.9 in) | 45.0 cm (17.7 in) |
| 체중 | 4300.0 g (151.68 oz) | 260.0 g (9.17 oz) |
| 식성 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Fruit, seeds, arthropods, and small vertebrates. Males display at communal lek sites to attract females. |
| 산란 수 | 1-4 | 1-2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
흰머리수리
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Raggiana Bird-of-paradise
Tropical rainforest and forest edge from lowlands to mid-montane elevations in New Guinea.
Song & Call Comparison
흰머리수리
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.
Raggiana Bird-of-paradise
Males emit harsh, buzzy 'kraaak' calls and explosive wailing during display. Females give softer 'waak' contact calls. Display calls are loud and chaotic at leks.
Geographic Range & Migration
흰머리수리
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Raggiana Bird-of-paradise
Southern and eastern New Guinea. Endemic to Papua New Guinea.
보전 상태
흰머리수리
Raggiana Bird-of-paradise
How to Tell Them Apart
흰머리수리
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
Raggiana Bird-of-paradise
Males have a yellow crown, emerald-green throat, and spectacular cascading orange-red flank plumes. Females are brown with rufous underparts.
Stout, slightly curved, blue-grey bill
About These Birds
흰머리수리
흰머리독수리는 미국의 국조이자 국가 상징입니다. DDT 살충제 사용으로 인해 한때 멸종위기에 처했으나 놀라운 회복을 보여 2007년 멸종위기종 목록에서 제외되었습니다. 이 강력한 맹금류는 어떤 새보다 가장 큰 나무 둥지를 만들며, 어떤 것들은 2톤 이상이 됩니다.
Raggiana Bird-of-paradise
The raggiana bird-of-paradise is the national bird of Papua New Guinea, featured on the national flag and coat of arms. Males gather at traditional display trees to perform elaborate courtship dances, hanging upside down and shaking their spectacular flank plumes. Alfred Russel Wallace first described the species in 1873.