PASSERINE
[ˈpas(ə)rən, ˈpasəˌrīn]
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one toe pointing backward while three toes point forward
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lay coloured eggs
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Most have 12 tail feathers
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birds with a highly specialized singing apparatus
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built-in perching feature causing the bird’s foot to curl when it lands on a branch
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Helps the birds not fall out of the tree when they are sleeping
