The Pyrenean Ibex goat is the only animal to go extinct... twice. Although aardvarks look small, they are slightly smaller than a human. Badgers used to be called "brocks." Milk is more poisonous to a cat than seawater. Dogs don't like being hugged. William Shakespeare invented the word "alligator." Some ants never sleep. Meerkats kill their own kind more than any other animal. The honey badger is the world's most ferocious animal. Tanzania has more...