The Phoenix Zoo lost its beloved mountain lion, Sierra, who was humanely euthanized this week after dealing with advanced ...

But three states — Utah, Wyoming and Nevada — want to both pin the blame on mountain lions and “resolve” the issue by using cruel traps. In 2023, Utah legislators opened the floodgates to ...

The typical lifespan of mountain lions in the wild is around 10 years ... fact she never got to see her new home in the Big Cats of Arizona habitat. Rare virus that killed Gene Hackman's wife ...