To which genus within the family of vipers do rattlesnakes belong?
Answer
*Crotalus*.
Rattlesnakes are specifically classified within the genus *Crotalus*. This designation places them within the larger group of vipers. The broader classification includes the order Squamata, which encompasses all snakes and lizards, but *Crotalus* specifically identifies the group known commonly as rattlesnakes, distinguishing them from other viper genera.

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