The elephant brain weighs about 6,000g.
274
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
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
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10