Atlantic Puffin vs オジロワシ
Fratercula arctica 比較対象 Haliaeetus albicilla
Side-by-Side Comparison
| 属性 | Atlantic Puffin | オジロワシ |
|---|---|---|
| 学名 | Fratercula arctica | Haliaeetus albicilla |
| 目 | Charadriiformes | Accipitriformes |
| 科 | Alcidae | Accipitridae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | 30.0 cm (11.8 in) | 84.0 cm (33.1 in) |
| 翼開長 | 56.0 cm (22.0 in) | 225.0 cm (88.6 in) |
| 体重 | 380.0 g (13.40 oz) | 5200.0 g (183.42 oz) |
| 食性 | Small fish, especially sand eels, herring, and capelin. Dives underwater using wings for propulsion, catching … | Fish, waterfowl, and carrion. Often pirates food from other birds. Takes fish from the water … |
| 一腹卵数 | 1 | 1-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Atlantic Puffin
Breeds on grassy cliff tops and offshore islands. Spends winter entirely at sea in the North Atlantic.
オジロワシ
Coastlines, large lakes, and rivers with mature trees or cliffs for nesting. Requires large undisturbed areas.
Song & Call Comparison
Atlantic Puffin
At burrow gives a low, moaning 'arr-arr-arr' growl. Silent at sea. At breeding colonies produces a series of grunting croaks. Chicks give soft peeping calls.
オジロワシ
High-pitched, yelping 'klee-klee' and deep barking 'ra-ra-ra'. Less vocal than Bald Eagle but similar chattering quality. Gives gull-like wailing near nest in breeding season.
Geographic Range & Migration
Atlantic Puffin
North Atlantic from eastern Canada and northeastern United States to Iceland, Norway, and northwest Russia.
オジロワシ
Northern Europe and Asia from Greenland and Scandinavia to Japan. Reintroduced to Scotland and Ireland.
保全状況
Atlantic Puffin
オジロワシ
How to Tell Them Apart
Atlantic Puffin
Black upperparts and white underparts with a distinctive white face. In breeding season, the face brightens and colourful bill plates develop. Winter plumage is duller with a darker face.
Large, laterally compressed, triangular bill — bright orange, blue, and yellow in breeding season
オジロワシ
Brown body with a paler head in adults and a distinctive short white wedge-shaped tail. Massive broad wings in flight. Juveniles are darker overall.
Very large, heavy, pale yellow bill
About These Birds
Atlantic Puffin
「海のピエロ」とも呼ばれるニシツノメドリは、北海の崖に穴を掘って営巣する魅力的な海鳥。口蓋に後ろ向きの棘があるため、一度に12匹もの魚を横向きにくわえて運ぶことができる。気候変動と乱獲による餌不足が脅威となり、個体数が減少している。
オジロワシ
The white-tailed eagle is Europe's largest eagle and the fourth-largest eagle in the world. Once extinct in Britain, it has been successfully reintroduced to Scotland and Ireland through conservation programs. These powerful raptors can live over 25 years and form lifelong pair bonds.