Red Deer in Camera Trap (IMAGE) University of Massachusetts Amherst Caption Ecologists in England, Scotland and the University of Massachusetts Amherst, report on a new method of identifying an 'entire community of mammals,' including elusive and endangered species such as red deer that are otherwise difficult to monitor, by collecting DNA from river water Credit UMass Amherst/Joseph Drake 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.