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Antarctic Killer Whales May Travel Great Lengths for Healthy Skin

“Millions of tons [of whales] migrating thousands of miles annually, and scientists have never come to a consensus about why whales bother to do this,” said Robert Pitman of Oregon State University Marine Mammal Institute. To untangle this mystery, Pitman and his team turned to Antarctic populations of killer whales, a species whose migrations haven’t previously been comprehensively studied.

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