Birds

What allows some birds such as chickens to digest hard materials such as seeds?

More Questions from Birds
What is the common name of the bird Atthis ellioti?
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What are the paired contour feathers on top of the head of a bird?
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What is this bird that is a symbol of peace?
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Which of these are large birds that nest on the ground?
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What is the state bird of New Mexico?
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On a bird, what is the area between the chin and the foreneck called?
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What is the common name of the bird Megapodius pritchardii?
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What is this bird that can mimick hawk calls?
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