When cats are happy, they may squeeze their eyes shut.
10
A cow produces around 200,000 glasses of milk in her lifetime.
373
Cats and dogs can hear ultrasound.
350
There are approximately three chickens for every human on Earth.
13
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
The Basenji dog is the only dog that is not able to bark.
4