You probably have a good idea what a lion sounds like. Cue mighty roar. But scientists have just discovered that lions have a second, previously unnoticed type of roar, challenging long-held beliefs ...

Did you know that sound can cause physical pain? It’s true — humans typically start to feel pain at around 110 decibels. When standing just a few feet away, a lion’s roar reaches about 114 decibels, ...

The roar of an African lion is one of the most iconic sounds of the animal kingdom. However, my new research suggests it should actually be separated into two distinct vocalisations: the full-throated ...

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 ...