Yellowstone National Park, WY McKelvey, K.B. The wolverine has a reputation for ferocity and strength out of proportion to its size, with the documented ability to kill prey many times its size.1, Anatomically, the wolverine is a stocky and muscular animal. 2004. Journal of Wildlife Management 71(7):2145–2146. The average annual range for the two monitored females was 172 mi2 (447 km2); for three males, 350 mi2 (908 km2). A group sponsored by the Wildlife Conservation Society has documented ranges that extend into Yellowstone National Park along the northwest and southwest boundary. Primarily a scavenger, wolverine have powerful jaws for eating the frozen meat of winter-killed animals, and large teeth to crush the bones and skin of carcasses left behind by wolves and bears. Researchers also count on community scientists to report sightings of wolverines. In 2014, an entity called the Idaho Wolverine and Winter Recreation Project set up live traps at the same Teton locations where the Wildlife Conservation Society had trapped. Wolverines are scarce but they weren't listed as endangered. Harris. They are also extremely rare on the western lowlands of the Refuge (Kenai National Wildlife Refuge). Den under log jams and uprooted trees in avalanche chutes. U.S. Wolverines have been spotted in Denali National Park, Yosemite National Park, Yellowstone National Park, Mount Rainier National Park, Grand Teton National Park, Glacier National Park, and North Cascades National Park, among others. Rare Animal Report Form (this is an Adobe pdf form). Looking for 2019 info? We were also looking at the distribution of other species, such as lynx, wolves, sable, elk, musk deer and moose for the parks. Breed April to October; 1 litter of 2–4 young each year. The wolverines’ images were captured earlier this year on trail cameras which are placed in … The spring after wolverine trapping ended in Yellowstone, I returned to Hood River, Oregon, where I’d recently established a home. Peek, C.R. Fish & Wildlife Service (2014) Endangered and Threatened Wildlife and Plants; Threatened Status for the Distinct Population Segment of the North American Wolverine Occurring in the Contiguous United States; Establishment of a Nonessential Experimental Population of the North American Wolverine in Colorado, Wyoming, and New Mexico Federal Register, 79,47522–47545. Because the species requires expansive tracks of undisturbed wilderness, wolverine have all but disappeared from much of their historical range in the Lower 48.". Deep snow is critical to their survival. I was surprised to learn that two years earlier, in 2005, a lone wolverine had been discovered on the Yakama Reservation on nearby Mount Adams across the Columbia River in Washington’s Cascade Range. Please see The Wolverine Foundation and Wildlife Conservation Society for more information and how you can help. If you ski, snowshoe, snowmobile or take part in other winter activities — particularly in the Selkirk, Purcell, Monashee, and Cariboo ranges of southeastern B.C. Climate-change models predict that by 2050, the spring snowpack needed for wolverine denning and hunting will be limited to portions of the southern Rocky Mountains, the Sierra Nevada range, and greater Yellowstone, of which only the latter currently has a population. Wolverines are often called a "snow-dependent species". Meagher. With short legs, broad and rounded head, and small eyes with short rounded ears, it resembles a bear more than other mustelids. 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