Institution: | 1.Rangeland Resources & Systems Research Unit, U.S. Department of Agriculture, Agricultural Research Service, Fort Collins, CO, USA ;2.Department of Wildlife Ecology and Conservation, University of Florida, Gainesville, FL, USA ;3.Department of Ecology & Evolutionary Biology, University of Colorado, Boulder, CO, USA ;4.Department of Forest & Rangeland Stewardship, Colorado State University, Fort Collins, CO, USA ; |