In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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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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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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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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