Thorup (2017) Bird Migration (VIDEO) University of Copenhagen - Faculty of Science This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Graphic shows the results of bird tracking in Europe and Africa. Credit Science Advances Usage Restrictions Only when credited 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.