South Dakota Game, Fish, and Parks wildlife division director Tom Kirschenmann interrupted a commission meeting Thursday to share some troubling news with attendees: the Hell Canyon herd of bighorn ...

MISSOULA, Mont. — Two bighorn rams from hunting district 622 have tested positive for bacteria that cause pneumonia. One sheep was harvested by the hunter in the fall. Another died during spring ...

SALT LAKE CITY (AP) - Visitors to Zion National Park in southern Utah are being asked to be on alert for something besides dramatic red rock vistas: Coughing bighorn sheep. Excessive coughing is a ...

State biologists reported that a male bighorn sheep in Okanogan County died due to pneumonia. The sheep was part of the Mount Hull herd near the Canadian border. This type of pneumonia is not ...

SIOUX FALLS, S.D. (KELO) — Pneumonia is a threat to bighorn sheep in the Black Hills area now, the Department of Game Fish and Parks reported during the March 7 GFP Commission meeting. Tom ...

NACHES, Wash. -- State and federal biologists plan to euthanize wild bighorn sheep in central Washington to curb the spread of a deadly pneumonia outbreak. Biologists will spend the next several weeks ...

Bighorn sheep herds in the Black Hills are getting healthier, while the Badlands herd is approaching historic lows, officials reported Thursday.

GREAT FALLS, Mont. — Nine bighorn sheep in the Little Belt Mountains have died from pneumonia this spring. Several other bighorn sheep from the same herd are displaying symptoms of respiratory disease ...

More than 25 percent of all wild sheep in North America live in Alaska. Dall sheep are highly valued by countless sportsmen, photographers, nature lovers, subsistence users, and scientists. Weather ...

RENO -- Pneumonia outbreaks that have killed hundreds of bighorn sheep this winter in several Western states have wildlife officials grappling with how to minimize the impact. The disease shows up ...

Sharpshooters firing shotguns from a helicopter killed 24 bighorn sheep on Sunday and Monday in an unprecedented attempt to contain an outbreak of pneumonia in the herd. According to the Nevada ...

RIVERTON, Wyo. (AP) - Pneumonia has been killing bighorn sheep in Fremont County, and scientists don’t know why. So they went to the mountains to try to find out. The illness seems to impact different ...