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Rolf Peterson investigating the carcass of a coyote killed by a wolf in Yellowstone National Park, January 1996. Scientists have been researching and studying the impacts on the Yellowstone ecosystem since re-introduction in 1995. As the wolf population in the park has grown, the elk population, their favored prey, has declined.
By the 1970s, scientists found no evidence of a wolf population in Yellowstone; wolves persisted in the lower 48 states only in northern Minnesota and on Isle Royale in Michigan. Canadian grey wolves were introduced into Yellowstone in 1995. [17] This move has returned wolves to land that was once ruled by the canine.
The recovery of populations throughout the states of Wyoming, Montana, and Idaho has been so successful that on February 27, 2008, the U.S. Fish and Wildlife Service removed the Northern Rocky Mountain wolf population from the endangered species list. [127] As of January 2023, there are at least 108 wolves in the park in 10 packs. [128]
From 2022 to 2023, the wolf population in Wisconsin saw about a 4% increase. The state Department of Natural Resources last year estimated Wisconsin had about 1,007 gray wolves. Still, the number ...
The Yellowstone Wolf Project started in 1995 and since it's become one of the most detailed studies of wolves the world. They also focus on studying the day-to-day life and social interactions of ...
Under Friday's unanimous commission vote, hunting and trapping for wolves in southwestern Montana will be barred once the number killed in the region hits 82 animals. Montana curbs wolf hunt after ...
During that time, the Idaho wolf population had made the most remarkable comeback in the region, with its abundant federal lands and wilderness areas peaking at nearly 900 wolves (almost half of the regional wolf population) in 2009. However, the wolves have increasingly been blamed for livestock and hunting opportunity losses.
The agency said the new genetic method, which produced similar results as the camera method, put last summer’s wolf population at around 1,150 animals — down about 200 from the previous year.