pionero azul 3.jpg (IMAGE) Smithsonian Tropical Research Institute Caption Héctor Guzmán, staff scientist, Smithsonian Tropical Research Institute Credit STRI Usage Restrictions Credit: STRI 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.