Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
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
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The reindeer is the only mammal that can see UV light.
17