A group of kittens is called a "kindle".
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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