Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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
Raj from the Big Bang Theory is married to Miss India.
11
A new born kangaroo is small enough to fit in a spoon!
7
Dolphins have names for one another.
18
There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
1