Prairie Rattlesnake
Crotalus viridis
- Least concern
- Card rarity: Common
- Reptiles

The prairie rattlesnake or Great Plains rattlesnake is a venomous pit viper species native to the western United States, southwestern Canada, and northern Mexico. Currently, two subspecies are recognized, including the prairie rattlesnake, the nominate subspecies, and the Hopi rattlesnake.
Classification
- Class
- Reptilia
- Order
- Squamata
- Family
- Viperidae
- Genus
- Crotalus