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Arizona Black Rattlesnake vs. Prairie Rattlesnake

They meet in east-central Arizona and the Four Corners, where the Mogollon Rim country meets the plateau grassland. A: Dark grey-brown to black in the Arizona Black Rattlesnake; greenish, tan or brown with rounded brown blotches in the Prairie Rattlesnake. B: Dark; face stripes faint or lost in adults in the Arizona Black Rattlesnake; two bold pale stripes on the side of the face in the Prairie Rattlesnake. Venomous: leave rattlesnakes alone and give them room.

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Arizona Black Rattlesnake

Crotalus cerberus

Prairie Rattlesnake

Crotalus viridis
Arizona Black Rattlesnake vs. Prairie Rattlesnake: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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