ENDANGERED SPECIES ACT PROFILE
PROTECTION STATUS: Not listed
PETITIONED: 1994 (Biodiversity Legal Foundation, Predator Project); 2000 (Biodiversity Legal Foundation and allies)
RANGE: Small, fragmented, and semi-isolated populations in high-elevation habitat in Montana, Idaho, and Wyoming; also possibly in Colorado, Minnesota, Washington, Oregon, California, Michigan, Wisconsin, Utah, New Mexico, North Dakota, and South Dakota
THREATS: Trapping, habitat loss, global warming, motorized winter recreation
POPULATION TREND: The number of wolverines in the United States has dropped significantly in the past 100 years. Fewer than 500 wolverines left in the lower 48 states represent a distinct population that is only tenuously linked to the Canadian population.
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