Purple Sea Urchin video (VIDEO) University of Vermont 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 A purple sea urchin, in a University of Vermont laboratory, part of a new study that shows that for ocean species to survive climate change large populations will be needed. Credit Joshua Brown/UVM Usage Restrictions with coverage of associated story 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.