Early American humans hunted car-size armadillos and used their shells for houses.
12
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
The cat brain weighs about 30g.
167
The head of a jellyfish is called the "Bell."
6
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14