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Whales Migrate to the Tropics to Shed Their Skin, Scientists Find

Whales embark on some of the longest migrations on Earth. Scientists have debated why they go the long distance... is it to forage or give birth? Now, new research suggests they go there to maintain healthy skin.
Published: 12:39 PM CST February 24, 2020
Updated: 11:34 AM CST February 24, 2020