A new study shows how wolves steal kills from cougars in Yellowstone, driving an uneven feeding rivalry and changing cougar ...

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A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

In a new study, a UC Berkeley-led team of biologists observed gray wolves near Yellowstone National Park traveling 20 kilometers or more over rugged, mountainous terrain, with very young pups in tow.

As cougar and wolf populations recover, clashes between these top predators are inevitable with cougars finding ways to ...

“With this third installment of Rick McIntyre’s magnum opus, the scope and ambition of the project becomes clear: nothing less than a grand serialization of the first twenty years of wolves in ...

Scientific research has long assumed gray wolves are non-migratory during springtime, staying anchored to tend to litters of nearly helpless pups. For the first weeks of life, after all, pups are ...

Johnnie LeFaiver took her son to the Lamar Valley in Yellowstone National Park this summer, because the experience of watching wolves there 20 years ago seared into her memory and she wanted Micah to ...

Add Yahoo as a preferred source to see more of our stories on Google. On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National ...

Editor’s note: This is the third installment of Howl, a five-part written series and podcast season produced in partnership between the Idaho Capital Sun, States Newsroom and Boise State Public Radio.