Piranha audition (IMAGE) University of Florida Caption A piranha (Serrasalmus sp.) being auditioned for sound production by one of the FishSounds collaborators, Rodney Rountree. Credit Rodney Rountree, The Fish Whisperer, Rountree & Juanes, 2018. Usage Restrictions None License Original 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.