FILE - In this Aug. 3, 2016 photo, a herd of bison grazes in the Lamar Valley of Yellowstone National Park. The park's superintendent says he's being forced out for what appear to be punitive reasons ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Bison presence outside of Yellowstone National Park remained low during the last weeks of Montana ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. GARDINER — Hundreds of bison congregated just inside the edge of Yellowstone National Park’s ...

Passionate volunteers carve tunnels in Yellowstone’s deep snow to safeguard bison migration this spring. Screengrab from Buffalo Field Campaign video After a particularly tough winter, Yellowstone’s ...

Bison have started to migrate out of Yellowstone National Park and into southwestern Montana where they could be the target of hunters attempting to reduce the herds' population size by up to 900.

Several dozen times over the last decade, wild bison living in the Book Cliffs in Utah have crossed a demarcation known only to man and went from being a big game species huntable only with a license ...

Bison are essential to Yellowstone's ecosystem because their migration patterns can influence the landscape through how intensely they graze at grasslands. National Park Service/Neal Herbert, Public ...

Forbes contributors publish independent expert analyses and insights. I cover the living world, from microbes to ecosystems. Every spring, a green wave of sprouting plants washes up mountains and ...

BILLINGS – Fewer bison migrated out of Yellowstone National Park this winter, reducing the hunter harvest to almost 170 animals, according to numbers compiled by Montana Fish, Wildlife & Parks. Last ...

BOZEMAN, Mont. (AP) — Bison presence outside of Yellowstone National Park remained low during the last weeks of Montana's bison hunting season, but the herd's annual migration and hunter activity ...