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Side-by-Side Comparison

属性	California Scrub-jay	Blue Jay
学名	Aphelocoma californica	Cyanocitta cristata
目	Passeriformes	Passeriformes
科	Corvidae	Corvidae
保护状况	Least Concern	Least Concern
体长	—	28.0 cm (11.0 in)
翼展	25.7 cm (10.1 in)	42.0 cm (16.5 in)
体重	78.75 g (2.78 oz)	87.0 g (3.07 oz)
食性	--	Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other …
产卵数	1-6	2-7
Population Trend	—	—

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Size Comparison

Body Length

California Scrub-jay —

Blue Jay 28.0 cm

翼展

California Scrub-jay 25.7 cm

Blue Jay 42.0 cm

体重

California Scrub-jay 78.75 g

Blue Jay 87.0 g

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Habitat Comparison

共同栖息地

🌲 Forest

California Scrub-jay only

🏖️ Coastal

Blue Jay only

无

Blue Jay

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

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Song & Call Comparison

California Scrub-jay

Blue Jay

鸣唱

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.

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Geographic Range & Migration

California Scrub-jay

Blue Jay

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

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保护状况

Least Concern

California Scrub-jay

Least Concern

Blue Jay

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How to Tell Them Apart

California Scrub-jay

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.

喙

Stout, straight black bill

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About These Birds

California Scrub-jay

Blue Jay

The blue jay is a bold, intelligent member of the corvid family known for its striking plumage and loud calls. Blue jays are important dispersers of oak trees, as they cache thousands of acorns each autumn. Their complex social behavior includes mimicking the calls of hawks to scare other birds from feeders.

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Related Comparisons

Blue Jay vs Eurasian Magpie

same-family

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