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 ...

Speed usually grabs attention– whether it’s in sports, science, or nature. And when it comes to animals, no one beats the cheetah. It's known as the fastest land animal and is often seen as a symbol ...

· Imagine having a 120-pound cheetah come to school for show-and-tell. It happened Thursday at Wakefield School in The Plains, Virginia. "Exhilaratingly awesome!" is how fifth-grader Tyler Zimmerman ...