Denmark has twice as many pigs as there are people.
66
Condoms were originally made of animal intestines or linen.
347
Dogs have been man's pet for over 14,000 years.
224
When cats are happy, they may squeeze their eyes shut.
10
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6