"The lion males have the large huge mane, and the females do not." In contrast, male and female tigers look the same. Sign up ...

What are Africa’s big cats saying? Discover the meaning behind their roars, saws and chirps. Lions roar, leopards saw, and cheetahs chirp, but what are they really saying? "Big Cats Unleashed" decodes ...

African lion Shera rests on a bed of hay in her indoor enclosure Jan. 26 at the Smithsonian’s National Zoo’s Great Cats ...

A mountain lion set off a dramatic wildlife response in a busy Escondido neighborhood, ending in a tranquilizer takedown, a ...

Shera, a female African lion, died at 21 after a recent decline in mobility. She was one of the two oldest living lions at an ...