The real issue for these litigants is that with wolves back in the ecosystem, elk are acting like wild animals again, ...

Wolves culled the elk. Fewer elk means more aspens can grow. More beavers are attracted to the trees. It's called a trophic ...

Yellowstone National Park has recently seen the effects of wolves being brought back into its borders. The animals have slowly shaped the landscape around them, being the key to the entire ecosystem’s ...

Thirty years after their reintroduction in Yellowstone, wolves have proven their ecological worth, at least in the context of ...

A proposed bill in Congress aims to remove gray wolves from the Endangered Species List. Introduced by Representatives Lauren ...

Yellowstone National Park never fails to impress when it comes to drama, especially in the high-stakes encounters between ...

Three decades after their reintroduction, Yellowstone’s wolves have transformed the park. What’s next for the ecosystem and ...

Not even park rangers are off limits for angry bull elk.

Mark Hebblewhite is a professor of ungulate habitat ecology at the University of Montana. He and the University’s W.A. Franke College of Forestry and Conservation have collaborated with the ...

As Brian Nesvik approaches his confirmation hearing as the director of the USFWS, his track record on CWD, grizzly, and wolf ...

Snow crunched underfoot as Mark Hebblewhite scanned the ridgelines of Canada’s Banff National Park. It was 1995, and the ...

In Yellowstone, grizzly bears and wolves live ... For large game like moose, caribou, or elk, the wolf pack will spread out and surround their prey, harassing it from all sides.