Multi-camera Tracking System (IMAGE) University of British Columbia Caption University of British Columbia biologists used a multi-camera tracking system to capture more than 330,000 individual hummingbird maneuvers. Credit Paolo Segre, University of British Columbia Usage Restrictions With attribution. 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.