When you shave a guinea pig it looks like a little hippo.
19
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
Dolphins have names for one another.
18
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
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The cat brain weighs about 30g.
167
Squirrels forget where they hide about half of their nuts.
698
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10