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Side-by-Side Comparison

属性	ヒメハイイロチュウヒ	アカオノスリ
学名	Circus pygargus	Buteo jamaicensis
目	Accipitriformes	Accipitriformes
科	Accipitridae	Accipitridae
保全状況	Least Concern	Least Concern
体長	—	53.0 cm (20.9 in)
翼開長	72.5 cm (28.5 in)	124.0 cm (48.8 in)
体重	307.75 g (10.86 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	1-6	2-4
Population Trend	—	—

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Size Comparison

Body Length

ヒメハイイロチュウヒ —

アカオノスリ 53.0 cm

翼開長

ヒメハイイロチュウヒ 72.5 cm

アカオノスリ 124.0 cm

体重

ヒメハイイロチュウヒ 307.75 g

アカオノスリ 1080.0 g

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Habitat Comparison

共通生息地

🌿 Wetland 🌾 Grassland

ヒメハイイロチュウヒ only

None

アカオノスリ only

🌲 Forest 🏜️ 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

ヒメハイイロチュウヒ

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

ヒメハイイロチュウヒ

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

Least Concern

ヒメハイイロチュウヒ

Least Concern

アカオノスリ

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How to Tell Them Apart

ヒメハイイロチュウヒ

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

ヒメハイイロチュウヒ

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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