Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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Raj from the Big Bang Theory is married to Miss India.
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When cats are happy, they may squeeze their eyes shut.
10
A group of kittens is called a "kindle".
10
When dragonflies mate, their tails form a love heart.
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