By editor
Originally published on Fri February 1, 2013 7:17 pm
Transcript
MELISSA BLOCK, HOST:
Now the curious case of the homing pigeon and the mystery of just how they do what they do: navigate over huge distances to find their way home. We know they use the sun and the Earth's magnetic field. Well, Jonathan Hagstrum of the U.S. Geological Survey believes the birds also use sound maps. His study was recently published in the Journal of Experimental biology. And he joins us now to explain how he thinks this works. Welcome to the program.
DR. JONATHAN HAGSTRUM: Thank you.
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