Howler Monkey, Barro Colorado Island Research Station, Panama (image) Smithsonian Tropical Research Institute Share Print E-Mail Caption Even well-protected tropical reserves may not protect wildlife if the surrounding habitat is degraded. This howler monkey lives on Barro Colorado Island, a Smithsonian research station in the Panama Canal waterway. Credit Smithsonian Tropical Research Institute Usage Restrictions Credit required Share Print E-Mail 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.