Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A group of kittens is called a "kindle".
10
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
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
Bats sleep 18-20 hours per day.
5
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4