ハクトウワシ vs Resplendent Quetzal
Haliaeetus leucocephalus 比較対象 Pharomachrus mocinno
Side-by-Side Comparison
| 属性 | ハクトウワシ | Resplendent Quetzal |
|---|---|---|
| 学名 | Haliaeetus leucocephalus | Pharomachrus mocinno |
| 目 | Accipitriformes | Trogoniformes |
| 科 | Accipitridae | Trogonidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 79.0 cm (31.1 in) | 36.0 cm (14.2 in) |
| 翼開長 | 203.0 cm (79.9 in) | 50.0 cm (19.7 in) |
| 体重 | 4300.0 g (151.68 oz) | 210.0 g (7.41 oz) |
| 食性 | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Primarily wild avocados and other laurel family fruits, supplemented with insects, lizards, and frogs. A … |
| 一腹卵数 | 1-4 | 1-2 |
| 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.
Resplendent Quetzal
Montane cloud forests at elevations between 1,200 and 3,000 meters. Requires old-growth forest with dead trees for nesting cavities.
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.
Resplendent Quetzal
Melodious, repetitive cooing: a series of 'kowee-kowee-kowee' or 'woh-woh-woh-woh' phrases. Male sings from high exposed perches in cloud forest canopy. Evocative highland call.
Geographic Range & Migration
ハクトウワシ
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Resplendent Quetzal
Southern Mexico through Central America to western Panama. Resident in mountain cloud forests.
保全状況
ハクトウワシ
Resplendent Quetzal
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
Resplendent Quetzal
Males have iridescent emerald-green upperparts, a crimson-red breast, and extraordinarily long green tail coverts streaming up to 65 cm beyond the tail. Females are duller with grey breasts.
Short, broad, bright yellow bill partially hidden by green feathers
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。
Resplendent Quetzal
The resplendent quetzal was considered divine by the Maya and Aztec civilizations, associated with the feathered serpent god Quetzalcoatl. Its iridescent green plumage and long tail streamers make it one of the most beautiful birds in the world. Guatemala's currency is named after this bird.