Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
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
The reindeer is the only mammal that can see UV light.
17
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
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
One in three dog owners say they have talked to their pets on the phone.
427
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57