Birds

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

More Questions from Birds
What is the area where the bill extends onto the forehead of the bird and often brightly colored?
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What is the lower most ridge on the lower mandible on a bird called?
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Also called the operculum, what is a smooth and featherless patch of skin on a bird located where the beak attaches to the forehead?
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What is the common name of the bird Thalurania ridgwayi?
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What are contrasting colored stripes on the bird's flank?
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Which red-breasted animal is the state bird of Connecticut, Michigan and Wisconsin?
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What is the dorsal part of the bird between the base of the wings from the neck to the tail?
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What is this "baby delivering" bird called?
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