The elephant brain weighs about 6,000g.
274
Dogs have been man's pet for over 14,000 years.
224
Female kangaroos have three vaginas.
2
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
Lobsters have blue blood.
476
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14