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 state of Montana also sued the park.

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

The Yellowstone Wildlife Sanctuary is mourning the loss of Speedy, their longest-lived resident bison and beloved ambassador.

Bison in Yellowstone National Park may seem calm, but approaching them is extremely dangerous. Learn why these massive ...

BILLINGS, Mont. — Wyoming’s Eastern Shoshone Tribe has received a $3 million grant to expand the Yellowstone Bison Conservation Transfer Program, the tip of a funding iceberg meant to return ...

The National Park Service’s plan to increase bison herd sizes has drawn criticism from state officials concerned about disease transmission. Montana’s governor and state agencies filed a ...

Montana alleged the Yellowstone National Park bison herd population has grown to a potential harmful level. The Interior Department and national park failed to manage the over 5,000 bison, and the ...

Things are getting hotter than a Dutton family feud. Yellowstone National Park, known for erupting geysers like Old Faithful, is home to one of earth’s largest volcanic systems, with the ...