The Phoenix Zoo lost one of its longtime residents this week. Sierra, a mountain lion, was humanely euthanized due to advanced renal failure. Sierra and her sister, Mystic, came to the zoo as cubs ...

The Phoenix Zoo will debut its state-of-the-art Big Cats of Arizona: A Bridge to Arizona Wilderness habitat in early April, a ...

A large mountain lion that roamed a Las Vegas neighborhood near two schools Monday escaped a law enforcement dragnet aimed at capturing the big cat. Las Vegas police spokesman Misael Parra said ...

The state-of-the-art exhibit will showcase some of Arizona’s native predators, such as mountain lions and jaguars. Donors generously donated over $5.3 million to bring the stunning enclosure to ...