The head of a jellyfish is called the "Bell."
6
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
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
The largest earthworm on record was found in South Africa and measured 22 feet.
151