Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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The average person will go on a date at least 100 times before they finally marry.
33
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
16
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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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
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.
25
Men fall in love faster than women do.
32