Great Gray Qwls (IMAGE) University of Wyoming Caption University of Wyoming researchers led a study of great gray owls in a four-state region. The study, published in the May 31 online issue of Conservation Genetics, showed that range discontinuity could lead to genetic drift and subsequent loss of genetic diversity in these birds. Credit Beth Mendelsohn 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.