Lizards are of the order Squamata, normally possessing four legs, external ear openings and movable eyelids. The adult length of species within the order range from a few centimeters (some Caribbean geckos) to nearly three meters (Komodo Dragons).
Lizards as pets
Species of lizards sold as pets include iguanas, bearded dragon, leopard geckos, tegus and monitor lizards. In general, lizards require more maintenance than other exotic pets. Finding a veterinarian whose practice includes lizards is also important.