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Side-by-Side Comparison

属性	American Robin	Bismarck Island Thrush
学名	Turdus migratorius	Turdus heinrothi
目	Passeriformes	Passeriformes
科	Turdidae	Turdidae
保护状况	Least Concern	Not Evaluated
体长	25.0 cm (9.8 in)	—
翼展	36.0 cm (14.2 in)	—
体重	77.0 g (2.72 oz)	57.5 g (2.03 oz)
食性	Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its …	--
产卵数	2-4	1-3
Population Trend	—	—

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Size Comparison

Body Length

American Robin 25.0 cm

Bismarck Island Thrush —

翼展

American Robin 36.0 cm

Bismarck Island Thrush —

体重

American Robin 77.0 g

Bismarck Island Thrush 57.5 g

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Habitat Comparison

共同栖息地

🌲 Forest

American Robin only

🌿 Wetland 🌾 Grassland

Bismarck Island Thrush only

无

American Robin

Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.

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Song & Call Comparison

American Robin

鸣唱

A clear, caroling song of 2-3 note phrases: 'cheerily, cheer-up, cheerio'. Sings from dawn perches. Sharp 'tut-tut-tut' alarm call and thin 'seeee' flight note.

Bismarck Island Thrush

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Geographic Range & Migration

American Robin

North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.

Bismarck Island Thrush

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保护状况

Least Concern

American Robin

Not Evaluated

Bismarck Island Thrush

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How to Tell Them Apart

American Robin

羽毛

Dark grey-brown upperparts with a warm brick-red breast and belly. White eye-ring and streaked white throat. Female slightly paler.

喙

Bright yellow bill with a dark tip

Bismarck Island Thrush

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About These Birds

American Robin

美洲鸫（学名Turdus migratorius）被广泛视为北美春天的使者。尽管名为"知更鸟"（robin），实为鸫科（Turdidae）成员，与欧洲知更鸟无近缘关系。雄鸟胸部橙红色，头部黑色，体长约25厘米。食蚯蚓和浆果，常见于草坪和公园。

Bismarck Island Thrush

The Bismarck Island Thrush is a thrush endemic to the Bismarck Archipelago, particularly New Britain and Bougainville. It has warm brown plumage typical of island thrushes in the Turdus genus. It forages on the forest floor and in trees for earthworms, fruits, berries, and invertebrates.

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Related Comparisons

American Robin vs Common Blackbird

same-family

American Robin vs Eastern Bluebird

same-family

American Robin vs Hoopoe

look-alike

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