Birds

What is the base of the bird's bill where the mandibles join called?

More Questions from Birds
A plump bird with a forward-facing head plume is known as what?
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What is located on a bird's wing, and collectively called remiges?
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Why is the lyrebird's breeding season during the rainy, cool winters of Australia?
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Which bird got its name from two tufts of feathers on the top of is head?
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What is the common name of the bird Columba argentina?
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What species of flightless bird is endemic to the island of Calayan in northern Philippines?
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What is the uppermost central ridge of the upper mandible on a bird called?
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What U.S. state nicknamed "Badger State" has the Robin as its state bird?
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