Men who kiss their wives in the morning live five years longer than those who don't.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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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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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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