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Side-by-Side Comparison

Thuộc Tính	California Scrub-jay	Blue Jay
Tên Khoa Học	Aphelocoma californica	Cyanocitta cristata
Bộ	Passeriformes	Passeriformes
Họ	Corvidae	Corvidae
Tình Trạng Bảo Tồn	Least Concern	Least Concern
Chiều Dài	—	28,0 cm (11.0 in)
Chiều Dài Sải Cánh	25,7 cm (10.1 in)	42,0 cm (16.5 in)
Khối Lượng	78,75 g (2.78 oz)	87,0 g (3.07 oz)
Chế Độ Ăn	--	Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other …
Số Trứng	1-6	2-7
Population Trend	—	—

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Size Comparison

Body Length

California Scrub-jay —

Blue Jay 28,0 cm

Chiều Dài Sải Cánh

California Scrub-jay 25,7 cm

Blue Jay 42,0 cm

Khối Lượng

California Scrub-jay 78,75 g

Blue Jay 87,0 g

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Habitat Comparison

Môi Trường Sống Chung

🌲 Forest

California Scrub-jay only

🏖️ Coastal

Blue Jay only

Không

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

Tiếng Hót

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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Tình Trạng Bảo Tồn

Least Concern

California Scrub-jay

Least Concern

Blue Jay

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How to Tell Them Apart

California Scrub-jay

Blue Jay

Bộ Lông

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

Mỏ

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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