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
The single biggest predictor of love is proximity.
30
Wearing red increases attraction.
30
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Parents receive 1 out of every 5 Valentines.
20
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464