When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A giraffe's kick is so powerful that it can decapitate a lion.
216