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
A man's beard grows fastest when he anticipates sex.
239
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Historically, sweat has been an active ingredient in perfume and love potions.
309