Asian True Frog (IMAGE) University of Kansas Caption Ranidae family are most diverse frog group in the world, found on all the world's continents except Antarctica. Credit Courtesy Chan Kin Onn 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.