texas spiny lizard poisonous
From Wikipedia, the free encyclopedia. The Texas spiny lizard (Sceloporus olivaceus) is a species of phrynosomatid lizard native to the south central United States, in the states of Texas and Oklahoma, and northeastern Mexico in the states of Coahuila, Nuevo Leon, LeÃ³n, tamaulipas And San Luis. potosi potosÃ­ Texas spiny lizard using a red oak tree for camouflage. Typically shy and nervous, when approached they will usually retreat up a tree or flee noisily through leaf litter on the ground.