Disease, drought and predators like mountain lions have all been blamed for the herd’s demise. Unfortunately, large die-offs ...

What caused a once thriving band of bighorn sheep in the Middle Missouri Breaks to vanish? Numerous studies have attempted to ...

Researchers in the Bitterroot Valley have seen significant mortality in bighorn sheep over the winter, with all collared rams ...

What caused a once-thriving band of bighorn sheep in the Middle Missouri Breaks to vanish? Numerous studies have attempted to find clues to similar declines.

The NASA satellite image shows rust-red rock formations in Wyoming—evidence of 220-million-year-old 'megamonsoons'.

My dream of driving a broadhead into a bighorn began about 1960. I had seen a few sheep during the winter in the mountains near Livingston, Montana, my home town. I’d hunted them unsuccessfully with a ...

My dream of driving a broadhead into a bighorn began about 1960. I had seen a few sheep during the winter in the mountains near Livingston, Montana, my home town. I’d hunted them unsuccessfully ...

A national organization recently named the University of Montana the No. 1 “Military Friendly” college in the United States.

The valley is the “perfect storm” for roadkill, said Daniel Anderson, a Montana resident who co-founded Yellowstone Safe ...

Bighorn sheep have also been known to cause traffic jams in the National ... A mountain goat at Big Sky, Montana. Big Sky's ...