When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The head of a jellyfish is called the "Bell."
6
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The Basenji dog is the only dog that is not able to bark.
4
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
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4