Bird Migration Climate Animation (VIDEO) Colorado State University This video is under embargo. Please login to access this video. Caption Peak abundance for seeds, fruits and insects is known to be occurring earlier than it used to (green line). The question posed by this animation is whether or not birds can shift their migration timing enough to stay in sync with peak food availability. Credit Kyle Horton/Colorado State University 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.