シロクロオオタカ vs ハクトウワシ
Accipiter imitator 比較対象 Haliaeetus leucocephalus
Side-by-Side Comparison
| 属性 | シロクロオオタカ | ハクトウワシ |
|---|---|---|
| 学名 | Accipiter imitator | Haliaeetus leucocephalus |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | 79.0 cm (31.1 in) |
| 翼開長 | 40.0 cm (15.7 in) | 203.0 cm (79.9 in) |
| 体重 | 233.0 g (8.22 oz) | 4300.0 g (151.68 oz) |
| 食性 | -- | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … |
| 一腹卵数 | -- | 1-4 |
| 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
シロクロオオタカ
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.
Geographic Range & Migration
シロクロオオタカ
ハクトウワシ
North America from Alaska and Canada through the contiguous United States to northern Mexico.
保全状況
シロクロオオタカ
ハクトウワシ
How to Tell Them Apart
シロクロオオタカ
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
About These Birds
シロクロオオタカ
The Imitator Goshawk (<em>Accipiter imitator</em>) is a raptor in the family Accipitridae, the hawks, eagles, and kites. It is restricted to the Solomon Islands in the southwestern Pacific, where it occupies forest habitats on several islands in the archipelago. This species is assessed as Near Threatened by the IUCN, reflecting concerns over population viability associated with forest loss and its limited island range. Its name alludes to its resemblance to other Accipiter species. Detailed plumage and behavioral descriptions of this …
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。