Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Raj from the Big Bang Theory is married to Miss India.
11
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
You burn 26 calories in a one minute kiss.
605
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Sea otters hold hands while sleeping so they don’t drift away from each other.
104