New Research Explains Variation in Manes (image) Field Museum Share Print E-Mail Caption A new study to be published in the Journal of Mammalogy examines mane variation for lions in zoos across the United States, from as far north as Chicago to as far south as Houston, where this impressive lion lives at the Houston Zoo. Bruce Patterson, PhD, the MacArthur curator of mammals at The Field Museum, visited these and other zoos last spring to photograph lions for later analysis and comparison. Credit Photo by Bruce D. Patterson, courtesy of The Field Museum Usage Restrictions For media only, and only in connection with the story described in this press release. 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.