There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
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
A cow produces around 200,000 glasses of milk in her lifetime.
373
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212