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Side-by-Side Comparison

属性	ヒゲワシ	アカオノスリ
学名	Gypaetus barbatus	Buteo jamaicensis
目	Accipitriformes	Accipitriformes
科	Accipitridae	Accipitridae
保全状況	Near Threatened	Least Concern
体長	—	53.0 cm (20.9 in)
翼開長	152.1 cm (59.9 in)	124.0 cm (48.8 in)
体重	5800.0 g (204.59 oz)	1080.0 g (38.10 oz)
食性	--	Small to medium mammals, especially voles, mice, and rabbits. Also takes birds, reptiles, and large …
一腹卵数	1-2	2-4
Population Trend	—	—

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Size Comparison

Body Length

ヒゲワシ —

アカオノスリ 53.0 cm

翼開長

ヒゲワシ 152.1 cm

アカオノスリ 124.0 cm

体重

ヒゲワシ 5800.0 g

アカオノスリ 1080.0 g

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Habitat Comparison

共通生息地

🌾 Grassland

ヒゲワシ only

None

アカオノスリ only

🌲 Forest 🌿 Wetland 🏜️ Desert 🏖️ Coastal

アカオノスリ

Open country with scattered elevated perches such as trees, poles, and cliffs. Adaptable to farmland, grasslands, roadsides, and suburban areas.

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Song & Call Comparison

ヒゲワシ

アカオノスリ

さえずり

Iconic, raspy descending scream: 'kreeeeee-ar', often used in films for all raptors. Gives short barking 'kak' notes near nest. Juveniles beg with persistent squealing whistles.

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Geographic Range & Migration

ヒゲワシ

アカオノスリ

North America from Alaska to Panama, including the Caribbean. One of the most common raptors in North America.

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保全状況

Near Threatened

ヒゲワシ

Least Concern

アカオノスリ

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How to Tell Them Apart

ヒゲワシ

アカオノスリ

羽毛

Variable plumage from pale to dark morphs. Most adults have rich brown upperparts, a pale breast with a dark belly band, and the characteristic rufous-red tail.

くちばし

Dark hooked bill with a yellow cere

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About These Birds

ヒゲワシ

ヨーロッパ、アフリカ、アジアの山岳地帯に生息する大型のハゲワシ（翼開長230〜280cm）。赤みがかった橙色の胸と黒いひげ状の羽毛が特徴。Gypaetus barbatus（ヒゲワシ）は他のハゲワシが残した骨を高空から岩に落として割り、骨髄を食べる独特の採食方法を持つ。IUCNで準絶滅危惧種に指定されている。Accipitridae科。

アカオノスリ

The red-tailed hawk is the most widespread and common hawk in North America. Its screaming cry is so iconic that it is often dubbed over bald eagle footage in films and television. These adaptable raptors thrive in human-altered landscapes and are a familiar sight perched along highways.

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Related Comparisons

アカオノスリ vs オウギワシ

same-family

アカオノスリ vs Mallard

look-alike

アカオノスリ vs オジロワシ

same-family

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