ハクトウワシ vs Laughing Kookaburra
Haliaeetus leucocephalus 比較対象 Dacelo novaeguineae
Side-by-Side Comparison
| 属性 | ハクトウワシ | Laughing Kookaburra |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Dacelo novaeguineae |
| 目 | Accipitriformes | Coraciiformes |
| 科 | Accipitridae | Alcedinidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 79.0 cm (31.1 in) | 43.0 cm (16.9 in) |
| 翼開長 | 203.0 cm (79.9 in) | 65.0 cm (25.6 in) |
| 体重 | 4300.0 g (151.68 oz) | 340.0 g (11.99 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Insects, lizards, snakes, small mammals, birds, and crustaceans. A sit-and-wait predator that swoops from a … |
| 一腹卵数 | 1-4 | 1-5 |
| 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.
Laughing Kookaburra
Eucalyptus forests, woodland, and suburban gardens throughout eastern and southwestern Australia.
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.
Laughing Kookaburra
The eponymous call: a loud, rollicking laughter 'koo-koo-koo-ka-ka-ka-ka', rising then falling. Family groups call together creating a cacophony. Iconic sound of the Australian bush.
Geographic Range & Migration
ハクトウワシ
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Laughing Kookaburra
Eastern Australia from Cape York to South Australia and Tasmania. Introduced to southwestern Australia, Tasmania, and New Zealand.
保全状況
ハクトウワシ
Laughing Kookaburra
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
Laughing Kookaburra
Brown upperparts with blue patches on the wings and rump. Creamy white head and underparts with a dark eye stripe. Dark brown tail with rufous barring.
Very large, heavy, dark upper mandible and pale lower mandible
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。
Laughing Kookaburra
The laughing kookaburra is the largest kingfisher in the world, famous for its raucous laughing call that has become an iconic sound of the Australian bush. Despite being a kingfisher, it rarely eats fish, preferring terrestrial prey. Family groups perform chorus calls at dawn and dusk to mark their territory.