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Side-by-Side Comparison

Attribut	California Scrub-jay	Blue Jay
Nom scientifique	Aphelocoma californica	Cyanocitta cristata
Ordre	Passeriformes	Passeriformes
Famille	Corvidae	Corvidae
Statut de conservation	Least Concern	Least Concern
Longueur	—	28,0 cm (11.0 in)
Envergure	25,7 cm (10.1 in)	42,0 cm (16.5 in)
Poids	78,75 g (2.78 oz)	87,0 g (3.07 oz)
Régime alimentaire	--	Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other …
Taille de la couvée	1-6	2-7
Population Trend	—	—

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Size Comparison

Body Length

California Scrub-jay —

Blue Jay 28,0 cm

Envergure

California Scrub-jay 25,7 cm

Blue Jay 42,0 cm

Poids

California Scrub-jay 78,75 g

Blue Jay 87,0 g

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Habitat Comparison

Habitats partagés

🌲 Forest

California Scrub-jay only

🏖️ Coastal

Blue Jay only

Aucun(e)

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

Chant

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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Statut de conservation

Least Concern

California Scrub-jay

Least Concern

Blue Jay

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How to Tell Them Apart

California Scrub-jay

Blue Jay

Plumage

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

Bec

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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