Eastern Bluebird vs Redwing

Sialia sialis 比較対象 Turdus iliacus

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Side-by-Side Comparison

属性 Eastern Bluebird Redwing
学名 Sialia sialis Turdus iliacus
Passeriformes Passeriformes
Turdidae Turdidae
保全状況 Least Concern Near Threatened
体長 17.5 cm (6.9 in)
翼開長 27.0 cm (10.6 in) 23.3 cm (9.2 in)
体重 31.0 g (1.09 oz) 63.0 g (2.22 oz)
食性 Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … --
一腹卵数 4-5 4-6
Population Trend
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Size Comparison

Body Length
Eastern Bluebird 17.5 cm
Redwing
翼開長
Eastern Bluebird 27.0 cm
Redwing 23.3 cm
体重
Eastern Bluebird 31.0 g
Redwing 63.0 g
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Habitat Comparison

共通生息地

Eastern Bluebird only

None

Redwing only

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

さえずり

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.

Redwing

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Geographic Range & Migration

Eastern Bluebird

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

Redwing

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保全状況

Least Concern

Eastern Bluebird

Near Threatened

Redwing

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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.

くちばし

Short, thin, dark bill

Redwing

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About These Birds

Eastern Bluebird

北米に生息するヒタキで、青い上面とオレンジ色の胸を持つ。巣箱の設置プログラムにより個体数が回復した。

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Related Comparisons

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