A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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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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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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There's a rare breed of pig that looks like a sheep.
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