High Elevation Tropical Site in Colombia (IMAGE) University of British Columbia Caption In one of the largest field experiments ever conducted, an international team measured seed predation at 70 sites across the Americas. Credit Santiago David, University of British Columbia Usage Restrictions None 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.