It's rattlesnake season: How to dodge the venomous creature

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 species during the day or at night, begins each March as the Las Vegas Valley gets warmer. The snakes are most active through October.