Lobsters have blue blood.
476
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Early American humans hunted car-size armadillos and used their shells for houses.
12
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Whales and dolphins can't taste anything other than salt.
11
The Basenji dog is the only dog that is not able to bark.
4
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14