pneumonia

Bighorn sheep experience massive die-off in Wyoming
Devil’s Canyon herd has lost 37 members to pneumonia since Oct. 14

Pneumonia found in bighorn sheep in Montana
Sheep herd in the Little Belt Mountains effected

Disease confirmed in Washington bighorn sheep
Pneumonia detected in herd near Wenatchee

Washington works to curb disease in bighorn sheep
Agency begins “test and remove” process in Yakima Canyon herd

Washington bighorn sheep are healthy
Wildlife officers took action to keep disease away from Quilomene herd

New study determines disease impact on desert bighorn sheep
Researchers work with Navajo Nation to understand how movement can add to disease spread

Pneumonia infiltrates Oregon’s Burnt River bighorn sheep
ODFW says it’s the same strain that killed members of the Lookout Mountain herd

Washington bighorn sheep herd tested for disease
Infected domestic sheep mingled with seven rams from the Quilomene herd

Researchers eradicate disease in greater Hells Canyon bighorn sheep
New testing for disease carriers in infected herds is key

Pneumonia threatens Oregon’s Lookout Mountain bighorn sheep
Once the healthiest herd in the state, now their fate remains uncertain