Narrator: If you're hiking pretty much anywhere in the US, this is one sound you don't want to hear... [Audio of rattlesnake rattle.] The warning of a rattlesnake. Now, just because a rattlesnake ...

It's the sound a hiker never wants to hear. The sizzling warning call of a rattlesnake should be any outdoorsman's sign to flee. Rattlesnake season, when Nevadans may see one of the state's six ...

Located at the end of their tail, this layered structure vibrates rapidly when the snake feels threatened, producing a distinct buzzing sound that serves as a warning. Along with the pronounced ...