Gotcha! (IMAGE) Brown University Caption The tiny Rhampholeon spinosus chameleon can stick out its tongue with a peak acceleration 264 times greater than the acceleration due to gravity. Credit Christopher Anderson Usage Restrictions with credit 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.