Goats now outnumber native bighorns in Tetons, become targets
Introduced by Idaho in 1969, mountain goats join habitat fragmentation and genetic isolation in threatening an iconic native sheep herd’s future.
wildlife disease
Some bighorn sheep herds fight pneumonia better
Bighorn sheep near Cody haven’t been devastated by pneumonia, making biologists seek the reasons for resiliency in the face of a persistent, deadly threat.
