Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Dolphins have names for one another.
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A group of kittens is called a "kindle".
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Sea otters hold hands while sleeping so they don’t drift away from 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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