Although two bighorn rams from the Middle Missouri Breaks herd tested positive for a bacteria that can lead to pneumonia, ...

Wildlife experts race to restore bighorn sheep to West Texas ... What we're hoping to do here is make a giant impact on people's perception of bats. - There's always something you don't you ...

Schubarth's attorney, Jason Holden, said cloning the giant Marco Polo sheep hunted ... the testicles of a trophy-sized Rocky Mountain bighorn sheep that had been harvested in Montana and then ...

ovi found in bighorn sheep are fairly stable ... Another, in the Sleeping Giant herd north of Helena, wandered almost 150 miles. “The more we learn, the more questions we have,” Almberg ...

Wildlife photographers Rob and Jennifer Gunderson have seen a lot of questionable behavior over the years in Yellowstone. This week they were taken ...

If Yellowstone is dangerous now, it’s a cakewalk compared to the Pleistocene age where humans had to contend with mammoths, ...

A cable hardly wider than my thumb stretched 3,200 feet from where I stood to a tower on the other side of Quartermaster Canyon. This 500-foot-deep fissure was home to the last item on my Grand Canyon ...

Arizona’s giant natural wonder reliably strikes awe, whether tackled from inside or above. Poking out on a curve of the South ...

There are 63 national parks in the USA, and each are as unique and as diverse as the next. If you’re a nature lover, doing a national parks tour of the U.S. is a great […] ...

A group of hikers were treated to a rare and incredible sight in the San Gabriel Mountains. The hikers were about five miles ...