Both upper and lower Rock Creek herds are now infected-
Worse, the terrain is too rough in lower Rock Creek to cull the herd.
It appears that over 400 bighorn are at risk. Well over a hundred have already be culled. Others have just died on their own.
Pneumonia confirmed in Upper Rock Creek bighorn sheep herd. By Rob Chaney. Missoulian
Update 2/3/10: I’ve put together maps showing the locations of the bighorn populations that have shown signs of pneumonia across the west with some close-up maps of the areas. The green areas are where bighorns currently live and the red areas are those showing signs of pneumonia. Ken Cole