オオタカ vs イヌワシ

Accipiter gentilis 比較対象 Aquila chrysaetos

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Side-by-Side Comparison

属性 オオタカ イヌワシ
学名 Accipiter gentilis Aquila chrysaetos
Accipitriformes Accipitriformes
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
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Size Comparison

Body Length
オオタカ
イヌワシ 81.0 cm
翼開長
オオタカ 67.5 cm
イヌワシ 212.0 cm
体重
オオタカ 1153.75 g
イヌワシ 4050.0 g
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Habitat Comparison

共通生息地

None

オオタカ only

イヌワシ only

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.

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Song & Call Comparison

オオタカ

イヌワシ

さえずり

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.

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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.

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保全状況

Least Concern

オオタカ

Least Concern

イヌワシ

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How to Tell Them Apart

オオタカ

イヌワシ

羽毛

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.

くちばし

Dark horn-colored hooked bill with a yellow cere

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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.

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