It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
There's a rare breed of pig that looks like a sheep.
14
The cat brain weighs about 30g.
167
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
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
When you shave a guinea pig it looks like a little hippo.
19