Puerto Rican Anole and Robot Lizard (IMAGE) University of New South Wales Caption A Puerto Rican anole is responding to a robotic lizard. These lizards use a visual tehnique -- extension of their colouful dewlap or neck pouch -- to attract partners and repel rivals. Credit Credit: Terry Ord, UNSW Usage Restrictions In association with reporitng on the research License Licensed content 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.