Lab analysis (IMAGE) Smithsonian Tropical Research Institute Caption The cetacean specimens found in Caribbean Panama shared similarities with Late Miocene species from the Pacific Ocean, particularly the Pisco Formation in Peru. Credit Jorge Alemán/STRI Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. License CC BY-NC 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.