One might think that the National Park Service and the State of Montana, the two entities charged with stewardship of American bison, our national mammal, could do a better job.

Opinion: Yellowstone and its bison are a significant part of what drives Montana’s tourism economy, not to mention the ...

One might think that the National Park Service and the State of Montana, the two entities charged with stewardship of ...

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Photographer Drew Simms braved extreme winter conditions in Yellowstone National Park to document its wildlife enduring a freezing temperatures as low as -37°F (-38.3°C). Over a week-long expedition, ...

Pour one out for Speedy. The 24-year-old bison was a beloved member of the Yellowstone National Park ecosystem. Sadly, the animal passed away while in her enclosure at the Yellowstone Wildlife ...

The lawsuit, filed by the Alliance for the Wild Rockies and Council on Fish & Wildlife, comes less than three weeks after the state of Montana also sued the park.

The lawsuit, filed by the Alliance for the Wild Rockies and Council on Fish & Wildlife, comes less than three weeks after the ...

Speedy the bison died Thursday after spending 24 years as one of the best-known and beloved bison in the Greater Yellowstone ...

The state of Montana is suing the iconic Yellowstone National Park over its plan to increase the number of bison in and ...