Wolves (IMAGE) Wiley Caption Living in a social group has many benefits for wildlife but is often assumed to come at the cost of increased disease risk. However, new research on the effects of mange on gray wolves in Yellowstone National Park reveals that infection risk does not appear to increase with the size of the pack. Credit Dr. Emily Almberg Usage Restrictions to be used with news articles related to the study 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.