Birds

On birds, what is the area below the eye and bill on the sides of the chin that stretches downwards?

More Questions from Birds
What is the common name of the bird Lophornis helenae?
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What are the state bird and state tree of Tennessee?
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When a bird in flight holds its wings such that they appear to form a ā€œVā€ shape what are they called?
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What is this common city dwelling bird?
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What is the common name of the bird Callipepla douglasii?
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What keeps a duck dry even though it spends almost all its time in the water?
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What is the lower most ridge on the lower 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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