How Many Types of Lizards Exist?
Animal biologists have counted up to 5,600 different species of lizards. They are highly variable. Geckos, which are native to the U.S., can be just a few inches long, while the Komodo dragon, native to Indonesia, can reach an incredible 10-feet long, weighing over 350 pounds. Only 155 species categorized into eight families are native to North America. These lizards include geckos, iguanas, the Gila monster, the California legless lizards, and others