Field Biologists with Baboon Troop (IMAGE) Smithsonian Tropical Research Institute Caption At the Mpala Research Center in Kenya, field biologists get to know their study subjects. Observing the simultaneous interactions and decision-making of a 30-member troop of olive baboons was impossible before the advent of high-resolution GPS technology. Credit Courtesy of Rob Nelson Usage Restrictions Credit Rob Nelson 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.