Crotalus
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Crotalus is a genus of pit vipers, commonly known as rattlesnakes or rattlers, in the family Viperidae. The genus is found only in the Americas from southern Canada to northern Argentina. The generic
Crotalus adamanteus 25
Crotalus aquilus
Crotalus armstrongi in Morelia zoo
Rattlesnake
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Rattlesnakes are venomous snakes that form the genera Crotalus and Sistrurus of the subfamily Crotalinae. Rattlesnakes are predators that live in a wide array of habitats, hunting small animals such a
Western diamondback rattlesnake (Crotalus atrox), responsible for the majority of venomous snakebites in North America, coiled in defensive posture with rattle erect
1. Trigeminal nerve extending into the heat-sensing pit 2. Trigeminal nerve originating in the brain 3. Heat-sensing pit
Rattlesnake skull