Texas spiny lizard
Sceloporus olivaceus
The Texas spiny lizard is a species of phrynosomatid lizard native to the south central United States, in the states of Texas Arizona and Oklahoma, and northeastern Mexico in the states of Coahuila, Nuevo León, Tamaulipas, and San Luis Potosí. They are quite common throughout their range, where they can be found in trees or on fences.