Charles Bronson State Forest, Joshua Creek Tract, Orange County, FL, April 2015.
Another smaller Belding's Orange-throated Whiptail came up behind this one and touched its tail. Immediately the pictured lizard turned and chased it away. They were too fast for a photo.
Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera. About 75% of the species are in two dominant genera, Aspidoscelis and Cnemidophorus.