Nevada eliminates diseased bighorns
24 sheep removed from the Montana Mountains to halt spread of disease
BC bighorns are dying
Canadian officials link deaths to contact with domestic sheep
Arizona anticipates bighorn die-off
Deadly pneumonia strain infiltrates the state
Bighorns, big problem?
Oregon relocates 33 bighorn sheep to in an effort to boost herds
Arizona releases 30 bighorns into Catalina Mountains
Officials hope relocated sheep will help current herd
Another Arizona bighorn relocation
Officials will move at least 30 bighorns from Yuma to the Catalina Mountains
Hunters eliminate half of infected Tendoy bighorns
Special season closes Nov. 29
Cause of Arizona bighorn deaths frightening
Officials try to locate disease origins
Will this Arizona bighorn herd die-off?
Bighorn relocation program halted
Controversial rule allows domestic sheep to graze near bighorns
Despite possible harm to bighorn herds