Hard to see in the picture, but the lizard had a bright blue throat spot.
In Arroyo Las Canoas.
Arroyo Las Canoas
At Independence Creek Preserve, North Canyon; with John Karges. Center of image on tree limb.
Imperial County, California, US
Caught and released for a UCLA project.
The genus Urosaurus (the tree and brush lizards) belongs to the New World iguanian family Phrynosomatidae. They can be distinguished from members of the genus Sceloporus by the presence of a gular (under neck) fold and granular lateral scales. They can be distinguished from members of the genus Uta by the presence of enlarged (sometimes only slightly) dorsal scales. It has been used as a model system in lizard life-history studies, and populations produce two or...