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 ...

DETROW: Or some version of that sound. This particular roar comes courtesy of a lion named Jeronimo (ph). Well, what if I told you that this sound... (SOUNDBITE OF LION ROARING) DETROW: ...Was also a ...

Lions who wander the expanse of the savannah need to keep in communication with each other when the pride is not together. This ability to stay in constant communication is what both makes a pride ...