sensory organs. These organs are located between the snakes eye and nostril on both sides of their head (Phillips, 2009). Rattlesnakes occur only in North and South America and range from sea level to approximately 11,000 feet (over 3,000 m) in California and 14,000 feet (4,000 m) in Mexico (Klauber, 1997). The name Sisturus is a Latinized term derived from the Greek word “tail rattler” (Wright, 1957). Rattlesnakes that belong to this genus include the Massasauga and Pigmy rattlesnakes. The name…
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