Birds

What is the uppermost central ridge of the upper mandible on a bird called?

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What are the state bird and the state tree of Iowa?
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In which biological class do birds belong?
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What is the common name of the bird Lophornis helenae?
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What is the common name of the bird Apus apus?
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What is a seven-letter word meaning "a bird with a long bill"?
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What seabird is characterized by a long beak and a large throat pouch?
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What is this common neighborhood bird?
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What is the state bird of Oklahoma?
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