Fig 1 (IMAGE) University of Wisconsin-Madison Caption Researchers collected bone and fur samples from almost 700 carnivores across four Great Lakes states (top) to compare their diets to the extent of human development, which varied from minimal to urban sprawl (bottom). Credit Phil Manlick. Photo credits (Left to Right): Flickr/Tambako the Jaguar/Renee Grayson and Wikimedia Commons/United States National Park Service/United States Fish and Wildlife Service. 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.