Science Main Index
There are over 5,000 different types of lizards in the world. They are native to every continent, except Antarctica. Most lizards are small and harmless to humans. But, the large Komodo Dragon has been known to attack and kill humans. Lizards have some of the strangest characteristics. Some lizards can walk on water. Others can lose their tail to escape a predator. Others can squirt blood from their eyes. The Chameleon can change colors to match its surroundings. The Chinese Water Dragon can not only swim to escape predators, but it can remain under water for up to 25 minutes. Some lizards are small, but others such as the Monitor Lizard can grow up to 6 feet in length. Lizards such as the Gila Monster are venomous. And, some lizards such as the Gecko and the Iguana are common pets. What a variety. Play the following videos to learn more about lizards.