Early American humans hunted car-size armadillos and used their shells for houses.
12
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
Domestic pigs average a top speed of about 11 miles per hour.
182
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217