Description: Coloration is light to dark brown with a series of darker rhombs or diamonds bordered by a buff color.
Characteristics: Extremely dangerous with an irritable disposition, ready to strike with little or no warning (use of its rattle). This species has a highly toxic venom containing neurotoxic and hemotoxic components that paralyze the central nervous system and cause great damage to tissue.
Habitat: Found in sandy places, plantations, and dry hillsides.
Length: Average 1.4 meters (5 feet), maximum 2.1 meters (7 feet).
Distribution: Southern Mexico, Central America, and all of South America except Chile (Figure E-16).
Figure E-16. Tropical Rattlesnake Habitat