Male Tungara Frog Makes Ripples (IMAGE) University of Texas at Austin Caption Ripples continue for several seconds after a male tungara frog has stopped calling. Credit Ryan Taylor/Salisbury University Usage Restrictions None 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.