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
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Baby rabbits are called kittens.
6
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A group of kittens is called a "kindle".
10
Raj from the Big Bang Theory is married to Miss India.
11