Birds Vulnerable to Temperature Shifts (IMAGE) University of Kansas Caption More than rainfall or land-use change, a University of Kansas study shows temperature drives changing bird populations in Mexico. Credit KU News Service | University of Kansas 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.