Colorado wolves are on the move - High Country News
Reintroduced Colorado wolves are roaming widely, approaching New Mexico and Arizona borders and raising cross-state management conflicts with Mexican gray wolf recovery.
What is the legacy of Yellowstone wolves 30 years after their reintroduction?
Reintroduction of grey wolves to Yellowstone aimed to restore ecosystem balance and reduce elk impacts, but observed ecological changes may not be solely attributable to wolves.