Bilateriabilaterally symmetrical animals
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Carolina chickadee
Parus carolinensis
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Carolina chickadee
Parus carolinensis
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mountain chickadee
Parus gambeli
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mountain chickadee
Parus gambeli
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juniper titmouse
Parus ridgwayi
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chestnut-backed chickadee
Parus rufescens
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chestnut-backed chickadee
Parus rufescens
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bridled titmouse
Parus wollweberi
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bridled titmouse
Parus wollweberi
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house sparrow
Passer domesticus
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house sparrow
Passer domesticus
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house sparrow
Passer domesticus
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house sparrow
Passer domesticus
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blue grosbeak
Passerina caerulea
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blue grosbeak
Passerina caerulea