Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Cows can sleep standing up, but they can only dream lying down.
745
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Sloths take two weeks to digest their food.
243
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17