The rat has been called the world’s most destructive mammal - other than man. See more

Hummingbirds are the only birds that can fly backwards. See more

The female pigeon cannot lay eggs if she is alone. In order for her ovaries to function, she must be able to see another pigeon. See more

A chicken who just lost its head can run the length of a football field before dropping dead. See more

An ostrich's eye is bigger than its brain. See more

Every year, you eat approximately 4 bugs in your sleep. See more

75% of wild birds die before they are 6 months old. See more

A bird "chews" with its stomach. See more

A crocodile's tongue is attached to the roof of its mouth and he cannot move it. See more

A cat has 32 muscles in each ear. See more

The turkey was wrongly named after what was thought to be it's country of origin. See more

Snakes have two sex organs. See more

At birth, a panda is smaller than a mouse and weighs about four ounces. See more

Male lions can sleep for up to 20 hours a day. See more

A cat's urine glows under a black light. See more

An octopus in danger can squirt a stream of ink at its attacker. See more