Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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A group of pugs is called a grumble.
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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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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Dolphins have names for one another.
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A new born kangaroo is small enough to fit in a spoon!
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A puppy is born blind, deaf, and toothless.
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