In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
Cats recognise the voice of their owner, but never evolved to care.
22
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
The cat brain weighs about 30g.
167
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5