As it nears its 100th birthday, Cheyenne Mountain Zoo is unveiling a massive giraffe-focused upgrade funded entirely by ...

To ensure the long-term survival of mountain lions, the California Fish and Game Commission is slated to vote to list the ...

While the birth is sparking joy, infant mountain gorillas are vulnerable, and twins can be twice as hard for a mother to take ...

The Great Smoky Mountains National Park straddles North Carolina and Tennessee. It spans more than 520,000 acres and includes part of the Great Smoky Mountains and the Blue Ridge Mountains. The park ...

For months, a black mixed-breed dog had roamed through Lake Wynonah and the surrounding countryside, eluding those who were trying to help him. It wasn’t clear where the dog had come from, but many ...

Cellphones around San Francisco buzzed late Monday night with a very unusual alert: A young mountain lion had been spotted ...

Human DNA was found on the paws of one of the lions that was killed after authorities searched for the animals involved in the New Year’s Day death of a Fort Collins woman near Estes Park. Colorado ...