A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Dogs have been man's pet for over 14,000 years.
224
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A cow produces around 200,000 glasses of milk in her lifetime.
373