An Adult Desert Iguana (image) University of California - Riverside Share Print E-Mail Caption This is an adult desert iguana (Dipsosaurus dorsalis) photographed near Palm Springs, CA, in the spring. These lizards are primarily herbivorous as adults, prefer very high body temperatures (approximately 40 Celsius), and are very fast sprinters. Credit Theodore Garland, UC Riverside. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.