オオタカ vs イヌワシ
Accipiter gentilis 比較対象 Aquila chrysaetos
Side-by-Side Comparison
| 属性 | オオタカ | イヌワシ |
|---|---|---|
| 学名 | Accipiter gentilis | Aquila chrysaetos |
| 目 | Accipitriformes | Accipitriformes |
| 科 | Accipitridae | Accipitridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 81.0 cm (31.9 in) |
| 翼開長 | 67.5 cm (26.6 in) | 212.0 cm (83.5 in) |
| 体重 | 1153.75 g (40.70 oz) | 4050.0 g (142.86 oz) |
| 食性 | -- | Mammals including rabbits, hares, ground squirrels, and marmots. Also takes birds, reptiles, and carrion. Hunts … |
| 一腹卵数 | 1-5 | 1-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
イヌワシ
Open and semi-open country including mountains, hills, and tundra. Prefers areas with cliffs or large trees for nesting and open terrain for hunting.
Song & Call Comparison
オオタカ
イヌワシ
Mostly silent; emits a thin, high-pitched whistle 'kee-kee-kee' near the eyrie. Also gives low barking 'yak-yak' and mewing calls. Far less vocal than its size suggests.
Geographic Range & Migration
オオタカ
イヌワシ
Holarctic distribution across North America, Europe, North Africa, and Asia. The most widely distributed eagle species.
保全状況
オオタカ
イヌワシ
How to Tell Them Apart
オオタカ
イヌワシ
Dark brown overall with a golden-bronze sheen on the nape and crown. Juveniles show distinct white patches at the base of the tail and in the wings.
Dark horn-colored hooked bill with a yellow cere
About These Birds
オオタカ
北半球の広葉樹林・針葉樹林に広く分布する大型のタカ（体長48〜61cm）。中型の鳥類や哺乳類を捕食する有能なハンター。灰褐色の体と白い眉斑が特徴的。Accipiter gentilis（オオタカ）は世界各地で知られる名タカで、かつては鷹狩りに多用された。日本でも森林の保全を示す指標種として重視される。Accipitridae科。
イヌワシ
The golden eagle is one of the most powerful and agile raptors in the Northern Hemisphere. Revered by many cultures, it has been used in falconry for centuries, particularly by Kazakh eagle hunters of Central Asia. Golden eagles can dive at speeds exceeding 240 km/h when pursuing prey.