シロハラツミ vs ハクトウワシ
Accipiter brachyurus 比較対象 Haliaeetus leucocephalus
Side-by-Side Comparison
| 属性 | シロハラツミ | ハクトウワシ |
|---|---|---|
| 学名 | Accipiter brachyurus | Haliaeetus leucocephalus |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | 79.0 cm (31.1 in) |
| 翼開長 | 40.4 cm (15.9 in) | 203.0 cm (79.9 in) |
| 体重 | 142.0 g (5.01 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
シロハラツミ
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
シロハラツミ
ハクトウワシ
North America from Alaska and Canada through the contiguous United States to northern Mexico.
保全状況
シロハラツミ
ハクトウワシ
How to Tell Them Apart
シロハラツミ
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
シロハラツミ
The New Britain Sparrowhawk (<em>Accipiter brachyurus</em>) is a raptor belonging to the family Accipitridae, encompassing hawks, eagles, and kites. Detailed plumage and behavioral descriptions of this species are limited in the available literature. The New Britain Sparrowhawk is associated with forest habitats, consistent with its presumed occurrence on the island of New Britain in Papua New Guinea, where dense tropical forest provides cover and foraging opportunities for raptors of this genus. This species is assessed as Vulnerable by the IUCN, …
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。