After Tippi Hedren starred in Alfred Hitchcock's famous 1963 film, The Birds, she went on to film Satan's Harvest in Zimbabwe. During this time, she and her then-husband, Noel Marshall, visited a game ...

Here's why the two sound so different.

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 ...

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 ...

Roaring over long distances is a key behavior of lions. They communicate within prides as well as with other animals using distinct sequences of moans and grunts. Scientists from the GAIA Initiative ...

In a satirical imagined summit before the International Big Cat Alliance meeting in New Delhi, the world’s fiercest felines ...