Sloths take two weeks to digest their food.
243
Lurch, a Watusi bull, had the largest horns in the world.
32
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Early American humans hunted car-size armadillos and used their shells for houses.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232