Sloths take two weeks to digest their food.
243
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The reindeer is the only mammal that can see UV light.
17
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The oldest recorded elephant lived for 82 years.
213