Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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A group of kittens is called a "kindle".
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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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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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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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When cats are happy, they may squeeze their eyes shut.
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