Last fall, biologists captured dozens of bighorn sheep from the only disease-free herd left in Texas. Did it work? Jason Allen reports.

In Texas, about 50% of the bighorn sheep population was decimated in the last five years due to disease, biologists say.

California is home to two subspecies of bighorn sheep: desert bighorn and Sierra Nevada bighorn. Here's how you can spot them ...

The bighorn sheep exhibit is located in the zoo’s “Into the Wild” section near the rocky mountain goat exhibit and the Helen ...

Bighorn lambs scale the steep, rocky slopes in the Chilcotin region of BC. Lambs are sociable animals, and frequently cross herds to play together.

By the time the sun started to ease above the horizon, Colorado Parks and Wildlife biologist Ty Woodward was already at the ...

University of British Columbia wildlife scientist Clayton Lamb, who studies the Kootenay bighorn sheep population, says there used to be about 250 sheep in Radium two decades ago, but he estimates ...

Nicole Trigg says the roads around Radium Hot Springs, B.C., have become deadly for bighorn sheep in the past few months and she's looking for solutions. "Fourteen killed in 2½ months, when the ...

A bighorn lamb stands on a rocky ledge in Sowbelly Canyon northeast of Harrison, in the extreme northwest corner of Nebraska. The lamb was born a year ago, the first offspring of ewes that were ...

The status of the bighorn sheep season will be determined Sept. 1, after the summer population survey is completed. Doug Leier is a biologist with the North Dakota Game and Fish Department.

061312-nws-sicksheep05.jpg Ryan Soderlin, Rapid City Journa By Kevin SDSU grad student Josh Smith works the wild country with telemetry gear, looking for bighorn lambs. (photos by Ryan Soderlin) By KW ...

BILLINGS — Spring is in the air at ZooMontana. Holly, one of two pregnant bighorn sheep at the zoo, gave birth on Friday evening. The event was announced on the zoo’s Facebook page. Executive ...