Sharks have been on the planet longer than trees.
14
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Penguins have a gland above their eye that turns saltwater into freshwater.
12
When you shave a guinea pig it looks like a little hippo.
19
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