A group of kittens is called a "kindle".
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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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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Dolphins have names for one another.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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