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Side-by-Side Comparison

属性	Eastern Bluebird	Andean Slaty Thrush
学名	Sialia sialis	Turdus nigriceps
目	Passeriformes	Passeriformes
科	Turdidae	Turdidae
保护状况	Least Concern	Least Concern
体长	17.5 cm (6.9 in)	—
翼展	27.0 cm (10.6 in)	21.4 cm (8.4 in)
体重	31.0 g (1.09 oz)	53.61666666666667 g (1.89 oz)
食性	Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to …	--
产卵数	4-5	2-4
Population Trend	—	—

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Size Comparison

Body Length

Eastern Bluebird 17.5 cm

Andean Slaty Thrush —

翼展

Eastern Bluebird 27.0 cm

Andean Slaty Thrush 21.4 cm

体重

Eastern Bluebird 31.0 g

Andean Slaty Thrush 53.61666666666667 g

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Habitat Comparison

共同栖息地

无

Eastern Bluebird only

🌾 Grassland

Andean Slaty Thrush only

🌲 Forest

Eastern Bluebird

Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.

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Song & Call Comparison

Eastern Bluebird

鸣唱

A rich, melodious warbled 'chur-wi, tur-a-lee' song. Both sexes sing. Call is a soft, musical 'turee'. Song is gentle and flute-like, suggesting a small thrush. Given from exposed perch.

Andean Slaty Thrush

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Geographic Range & Migration

Eastern Bluebird

Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.

Andean Slaty Thrush

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保护状况

Least Concern

Eastern Bluebird

Least Concern

Andean Slaty Thrush

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How to Tell Them Apart

Eastern Bluebird

羽毛

Males are vivid royal blue above with a rusty-red breast and white belly. Females are grey-blue with a paler rust breast.

喙

Short, thin, dark bill

Andean Slaty Thrush

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About These Birds

Eastern Bluebird

北美幸福的象征。通过安装巢箱使种群得以恢复。冬季形成松散群体。

Andean Slaty Thrush

The Andean Slaty Thrush is a medium-sized thrush with a 21.4 cm wingspan, weighing around 54 grams. It inhabits humid montane forests along the Andes of South America. Males are dark slate-grey overall, while females are browner with streaked underparts.

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Related Comparisons

American Robin vs Eastern Bluebird

same-family

Common Kingfisher vs Eastern Bluebird

look-alike

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