The longest recorded flight of a chicken is thirteen seconds. In a deck of playing cards each king supposedly represents a great king or emperor from our history. When clans wanted to get rid of their unwanted people without killing them used to burn their houses down. An ostrich's eye is bigger that it's brain. An ant can pull 50 times its own weight.
Cats have two different sets of vocal cords, one to meow and one to purr.
A tarantula can live up to two years without food. Some of them eat birds. Your eyes can distinguish nearly eight million different colours . Your digestive tract is ten meters long. Your heart pumps more than six liters of blood every minute.