The Sonoran and Mojave deserts of southeastern California, southern Nevada, western Arizona, and south into Mexico along both coasts of the Gulf of California.
The desert iguana is most prevalent in hot, dry, sandy areas where the creosote bush grows. It can also be found in rocky streambeds or arid subtropical scrublands. It is often active during periods of extreme heat, when other lizards have taken cover to stay cool.
A medium to large lizard that is mostly light tan or grey in color, sometimes almost cream. They grow to a total length of 24 inches. They have a short snout and rounded face. They have a row of raised scales down the center of their back and tail, and a reticulated pattern in brown or grey on their back. The pattern merges into even rows of spots on their tail.
Learn more with Schechter Natural History's Guide to Reptiles and Amphibians