Yellowstone grizzly bears have surpassed federal recovery goals, but conservation organizations argue they still need ...

Yellowstone National Park is huge: 2,221,766 acres or 3,437.5 square miles, over twice the size of the state of Rhode Island.

Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the larger ecosystem of Yellowstone National Park. Long before Yellowstone ...

It’s the latest development in the ongoing battle over the future of grizzly bear protections in the lower 48.

In 1995, a bold decision was made that would forever change the course of Yellowstone National Park's ecosystem and economy. The U.S. government reintroduced 14 Canadian wolves into the wild, a move ...

YELLOWSTONE NATIONAL PARK, WYO. – Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the larger ecosystem of Yellowstone ...

Congress moved a step closer last week to finally removing federal protections for the robust grizzly bear population in the Yellowstone ecosystem of southwest Montana and Wyoming. The House Natural ...

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, ...

Bit by bit, development and sprawl are inexorably gnawing away at private lands crucial to wildlife in the Greater Yellowstone Ecosystem. Current trends are not encouraging, but nor are they ...

CODY — Two days of discussion about the Greater Yellowstone Ecosystem’s grizzly population passed before anyone inquired about the status of the species the meeting was focused on.

Discover how Wolf 907, a legendary Yellowstone alpha female, helped transform the park’s ecosystem and cemented her legacy amid remarkable challenges.

BILLINGS (AP) — Wildlife managers have euthanized 24 grizzly bears in the Greater Yellowstone Ecosystem so far this year, the highest number in the past five years.