Surfer's Ear, Exostosis in Ear Canal (IMAGE) Smithsonian Tropical Research Institute Caption Surfer's ear, bony bumps in ear canal. Male skulls from Cerro Juan Díaz, Panama site. Feature 3.2 (AD 350-600). Credit Raiza Segundo, STRI Usage Restrictions Credit: STRI 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.