ハクトウワシ vs ダルマワシ
Haliaeetus leucocephalus 比較対象 Terathopius ecaudatus
Side-by-Side Comparison
| 属性 | ハクトウワシ | ダルマワシ |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Terathopius ecaudatus |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保全状況 | Least Concern | Endangered |
| 体長 | 79.0 cm (31.1 in) | — |
| 翼開長 | 203.0 cm (79.9 in) | 100.1 cm (39.4 in) |
| 体重 | 4300.0 g (151.68 oz) | 2400.0 g (84.66 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | -- |
| 一腹卵数 | 1-4 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ハクトウワシ
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Song & Call Comparison
ハクトウワシ
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.
ダルマワシ
Geographic Range & Migration
ハクトウワシ
North America from Alaska and Canada through the contiguous United States to northern Mexico.
ダルマワシ
保全状況
ハクトウワシ
ダルマワシ
How to Tell Them Apart
ハクトウワシ
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
ダルマワシ
About These Birds
ハクトウワシ
ハクトウワシはアメリカ合衆国の国鳥で国の象徴である。DDT農薬使用により一度は絶滅の危機に瀕したが、見事な回復を遂げ、2007年に絶滅危惧種リストから外された。これらの力強い猛禽類は、2トンを超えるものもある鳥類最大の木の巣を作る。
ダルマワシ
The Bateleur is an Endangered eagle of the family Accipitridae found in open savanna and woodland across sub-Saharan Africa. Weighing about 2,400g with an impressive wingspan of 100.1cm, it is distinguished by its extremely short tail and vivid red facial skin and bill. It soars for hours over vast distances, feeding primarily on carrion and occasionally taking live prey.