RIVERTON — Four decades ago, Fremont County was home to the largest herd of Rocky Mountain bighorn sheep in the lower 48 states – an estimated 2,500 animals.

A couple dozen bighorn sheep in the Muddy Mountains are moving across state lines to help regrow the population in Utah.

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.

Wild bighorn sheep jump play Waterton Canyon Colorado slow motion HD video Standing on recent rockslide, a pair of young and wild Rocky Mountain Bighorn sheep run, jump and play in Waterton Canyon, ...

A New Mexico bighorn tag was auctioned for more than $1 million at the 2025 Sheep Show, setting a new record for big-game auction tags.

GREEN RIVER, Utah (KUTV) — A man detailed his encounter with a bighorn sheep stranded in an icy river in remote Utah. Michael Nordenstrom was out for a solo ride on his mountain bike west of ...

According to CPW, terrestrial biologist Tyrel Woodward is leading a team that plans to capture 20 Bighorn sheep from the Rampart Herd above Colorado Springs.

In last year’s report, Holland referred to 2023 as the worst year for Rocky Mountain bighorn sheep herd health in over a decade in Colorado. From a high-level perspective, 2024 brought good news about ...

Desert bighorn sheep and mountain goats Colorado is home to around 1,500 mountain goats. Wayne D. Lewis/ Colorado Parks and Wildlife Holland’s state of the herds address also addressed populations of ...

While many of Colorado’s Rocky Mountain bighorn sheep herds continue to struggle with disease, 2024 was a better year for the state animal. Andy Holland, a big game manager at Colorado Parks and ...

Andrea Kramar/Rocky Mountain PBS Scientists estimate that at the start of the 19th century, up to two million bighorn sheep may have roamed the mountains of North America.

Scientists estimate that at the start of the 19th century, up to 2 million bighorn sheep may have roamed the mountains of North America. (Andrea Kramar/Rocky Mountain PBS) ...