A 42-foot sperm whale has about 7 tons of oil in it.
209
Denmark has twice as many pigs as there are people.
66
Tigers can see 6 times better at night than humans.
305
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5