흰머리수리 vs Ruby-throated Hummingbird
Haliaeetus leucocephalus 비교 대상 Archilochus colubris
Side-by-Side Comparison
| 속성 | 흰머리수리 | Ruby-throated Hummingbird |
|---|---|---|
| 학명 | Haliaeetus leucocephalus | Archilochus colubris |
| 목 | Accipitriformes | Caprimulgiformes |
| 과 | Accipitridae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 79.0 cm (31.1 in) | 8.5 cm (3.3 in) |
| 날개 폭 | 203.0 cm (79.9 in) | 11.0 cm (4.3 in) |
| 체중 | 4300.0 g (151.68 oz) | 3.1 g (0.11 oz) |
| 식성 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 산란 수 | 1-4 | 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.
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
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.
Ruby-throated Hummingbird
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
흰머리수리
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
보전 상태
흰머리수리
Ruby-throated Hummingbird
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
Ruby-throated Hummingbird
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
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.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.