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40 Happy Facts That’ll Make Your Day a Little Better

Reader's Digest Logo By Deniz Sahinturk of Reader's Digest | Slide 1 of 40: They do that because it keeps them from floating away from each other while they sleep. Here are some other fun facts about animals.

Fact: Sea otters hold hands when they sleep.

They do that because it keeps them from floating away from each other while they sleep. Here are some other fun facts about animals.

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