Older cranes help keep younger birds on the right track

August 30, 2013 6:02 PM

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Older cranes help keep younger birds on the right track

A study of whooping cranes has shed new light on how much of a bird's migration route is learnt, and how much is innate in its genetics.

Scientists found that learning from older, more experienced birds was a crucial factor in the migratory habits of this long-lived, social species.

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