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1.
by Tim Birkhead
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This audiobook narrated by acclaimed ornithologist Tim Birkhead traces the history of the long and close relationship between birds and humans.
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by Tim Birkhead
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Our affinity for birds is often said to be the result of shared senses....
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by Tim Birkhead
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How are eggs of different shapes made, and why are they the shapes they are? When does the shell of an egg harden? Why do some eggs contain two yolks?
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