Archive for Thursday, November 26, 1998

SOUND OFF

November 26, 1998

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How do woodpeckers know where to peck to find food?

Woodpeckers have an extremely good sense of hearing. In the Book of Science Questions and Answers, published by The New York Times, biologist Trevor Lloyd-Evans of the Manomet Bird Observatory in Massachusetts states that woodpeckers tap tree trunks to find the hollow places where insects might hide. The hairy woodpecker can actually hear carpenter ant larvae and get right into a nest of them quite efficiently.

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