The typical person spends about 600 hours having sex between the ages of 20 and 70.
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When dragonflies mate, their tails form a love heart.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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