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Side-by-Side Comparison

属性	American Crow	Jamaican Crow
学名	Corvus brachyrhynchos	Corvus jamaicensis
目	Passeriformes	Passeriformes
科	Corvidae	Corvidae
保全状況	Least Concern	Near Threatened
体長	45.0 cm (17.7 in)	—
翼開長	99.0 cm (39.0 in)	45.5 cm (17.9 in)
体重	450.0 g (15.87 oz)	337.5 g (11.90 oz)
食性	Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among …	--
一腹卵数	3-7	3
Population Trend	—	—

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Size Comparison

Body Length

American Crow 45.0 cm

Jamaican Crow —

翼開長

American Crow 99.0 cm

Jamaican Crow 45.5 cm

体重

American Crow 450.0 g

Jamaican Crow 337.5 g

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Habitat Comparison

共通生息地

🌲 Forest

American Crow only

🌿 Wetland 🏖️ Coastal

Jamaican Crow only

🌾 Grassland

American Crow

Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.

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Song & Call Comparison

American Crow

さえずり

Classic 'caw-caw-caw' repeated in series. Family groups use distinct dialects. Also gives rattling, knocking, and a short 'cah' flight call. Highly social and vocal.

Jamaican Crow

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Geographic Range & Migration

American Crow

North America from southern Canada through the United States to northern Mexico.

Jamaican Crow

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保全状況

Least Concern

American Crow

Near Threatened

Jamaican Crow

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How to Tell Them Apart

American Crow

羽毛

All black with a slight glossy sheen. Squared-off tail and smooth throat distinguish it from the common raven.

くちばし

Straight, sturdy black bill smaller than a raven's

Jamaican Crow

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About These Birds

American Crow

北米全域に広く分布する大型のカラス（体長40〜53cm）。全身光沢のある黒で、知性が高く強い社会性を持つ。Corvus brachyrhynchos（アメリカガラス）は北米で最もよく見られるカラスで、交通量の多い道路に堅い木の実を置いて車に割らせる「道具使用」が観察されている。Corvidae科。

Jamaican Crow

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Related Comparisons

Common Raven vs American Crow

same-family

Keel-billed Toucan vs American Crow

look-alike

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Common Raven Corvus corax Palawan Crow Corvus pusillus Ratchet-tailed Treepie Temnurus temnurus Indian Jungle Crow Corvus culminatus All Corvidae birds →

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