Birds

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

More Questions from Birds
Which of the following is not a type of bird?
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What is the common name of the bird Aptenodytes forsteri?
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Which of the following is the best habitat for a duck?
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What are the state bird and state tree of Tennessee?
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Also called the supercilicum or superciliary, what is the arch of feathers over each eye of a bird?
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What type of bird was found dead on a road near Boulia, Queensland, in 1990 many years after it was thought to be extinct?
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What is the combination of the eye ring and supraloral line on a bird called?
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What bird is on the Illinois State flag?
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