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
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A dork is a whale's penis.
327
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12