Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
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
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Female kangaroos have three vaginas.
2
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11