Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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A scorpion can hold its breath for up to 6 days.
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Sloths take two weeks to digest their food.
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