When dragonflies mate, their tails form a love heart.
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Raj from the Big Bang Theory is married to Miss India.
11
A group of kittens is called a "kindle".
10
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A group of pugs is called a grumble.
10
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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