When cats are happy, they may squeeze their eyes shut.
10
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
A puppy is born blind, deaf, and toothless.
16
When dragonflies mate, their tails form a love heart.
22
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
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Dolphins have names for one another.
18