Piranha Scan (IMAGE) University of Washington Caption This is a CT-scanned image of the piranha Catoprion mento. The blue dyed segments inside the skeleton are fish scales eaten by the piranha (also shown enlarged next to the fish). Credit University of Washington Usage Restrictions Image credit required. 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.