Sloths take two weeks to digest their food.
243
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Lurch, a Watusi bull, had the largest horns in the world.
32
Early American humans hunted car-size armadillos and used their shells for houses.
12