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Side-by-Side Comparison

属性	Blue Jay	Azure-naped Jay
学名	Cyanocitta cristata	Cyanocorax heilprini
目	Passeriformes	Passeriformes
科	Corvidae	Corvidae
保全状況	Least Concern	Least Concern
体長	28.0 cm (11.0 in)	—
翼開長	42.0 cm (16.5 in)	32.6 cm (12.8 in)
体重	87.0 g (3.07 oz)	183.0 g (6.46 oz)
食性	Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other …	--
一腹卵数	2-7	--
Population Trend	—	—

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Size Comparison

Body Length

Blue Jay 28.0 cm

Azure-naped Jay —

翼開長

Blue Jay 42.0 cm

Azure-naped Jay 32.6 cm

体重

Blue Jay 87.0 g

Azure-naped Jay 183.0 g

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Habitat Comparison

共通生息地

🌲 Forest

Blue Jay only

None

Azure-naped Jay only

None

Blue Jay

Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.

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Song & Call Comparison

Blue Jay

さえずり

A harsh, ringing 'jaay-jaay-jaay'. Also mimics Red-tailed Hawk and other species convincingly. Gives soft, liquid 'bell' calls and gurgling whispers in flocks.

Azure-naped Jay

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Geographic Range & Migration

Blue Jay

Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.

Azure-naped Jay

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保全状況

Least Concern

Blue Jay

Least Concern

Azure-naped Jay

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How to Tell Them Apart

Blue Jay

羽毛

Bright blue upperparts with black barring on the wings and tail. White face and underparts with a black necklace. Prominent blue crest.

くちばし

Stout, straight black bill

Azure-naped Jay

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About These Birds

Blue Jay

アオカケスは鮮やかな羽毛と大きな鳴き声で知られるカラス科の大胆で知能が高い鳥。アオカケスは毎秋数千個のドングリを蓄えることでカシの木の重要な散布者となっている。複雑な社会的行動には、給餌器から他の鳥を追い払うためにタカの声を真似ることも含まれる。

Azure-naped Jay

The Azure-naped Jay is a corvid found in the forest edges and gallery forests of Venezuela and Colombia, weighing about 183g with a wingspan of 32.6cm. It has a distinctive pale azure nape contrasting with darker upperparts. It is a social, noisy species that forages in groups for fruit, insects, and small animals.

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Related Comparisons

Blue Jay vs Eurasian Magpie

same-family

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