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 desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
When cats are happy, they may squeeze their eyes shut.
10
When dragonflies mate, their tails form a love heart.
22
Raj from the Big Bang Theory is married to Miss India.
11
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26