The common garden worm has five pairs of hearts. Most hamsters blink one eye at a time. Tigers have striped skin, not just striped fur.
Cows have four stomachs.
Dragonflies can fly up to 50 miles per hour. A goldfish can live up to 40 years. A peregrine falcon can reach speeds up to 200 miles per hour. A skunk can spray its stench twelve feet away.