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Showing posts with label San Diego Zoo’s Institute for Conservation Research. Show all posts
Showing posts with label San Diego Zoo’s Institute for Conservation Research. Show all posts
Monday, November 10, 2014

A New Threat To Polar Bears Makes It Hard for Them to Find Mates

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Polar bears can smell their way to love. The animals leave scent markings—made either by sweat glands on the bottom of their feet or by ur...