A puppy is born blind, deaf, and toothless.
16
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
When cats are happy, they may squeeze their eyes shut.
10
Dolphins have names for one another.
18
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When dragonflies mate, their tails form a love heart.
22
Some British police cars carry a teddy bear to console children after an accident.
46
One litter of kittens can be produced by more than one father.
57