In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

A grey wolf prowls through Yellowstone National Park near Mammoth Hot Springs in Montana. A group of 66 wolves was reintroduced to Idaho and Yellowstone in the late 1990s. They now total 2,800 ...

A wolf at Michigan's Isle Royale National Park was killed by the National Park Service after officials said it had developed dangerous habits. The decision, a first for the park, highlights the risks ...

ORR, Minn. – Wildlife researchers often focus on rates of survival and causes of mortality. Sometimes one animal serves to illustrate both. Within minutes of the start of a field expedition in ...

If you’re planning a trip to Isle Royale National Park this summer, you can expect to feast your eyes on miles of pristine shoreline, explore secluded caves, wander the boardwalk through the swamp ...

New research published in Nature Scientific Reports reveals how gray wolves in Isle Royale National Park seasonally alter their habitat preferences to align with beavers’ habitat preferences, a shift ...

On Prince of Wales Island, Alaska, gray wolves are doing something unexpected: hunting sea otters. This surprising dietary shift appears to have notable implications for both ecosystems and wolf ...

About 15 miles from the Canadian province, there is a treasured copper mine, sitting in the middle of Lake Superior’s crystal clear waters. Screening within these groves is a drama played out by the ...

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Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Wolves and cougars have ...