University of Arizona Ecologists at Tumamoc (image) University of Arizona Share Print E-Mail Caption Ecologists Sarah Kimball (left) and Amy Angert (on the right behind a creosote bush) count seedlings of winter annual plants at a study site located at Tumamoc Hill, home of the University of Arizona's Desert Laboratory. Credit Copyright 2007 Jonathan L. Horst. Usage Restrictions The photo, University of Arizona Ecologists at Tumamoc, may only be used to illustrate a story about the research described in the accompanying news release, Warming Climate Chills Sonoran Desert's Spring Flowers. Share Print E-Mail 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.