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Tiger Rattlesnake vs. Arizona Black Rattlesnake

They meet in the mountains of central Arizona (Pinal and Gila counties), where the desert rises to oak and pine. A: Blue-grey or orange-brown with thin crossbands in the Tiger Rattlesnake; dark grey-brown to black in the Arizona Black Rattlesnake. B: Very small for the body in the Tiger Rattlesnake; broad, of normal size in the Arizona Black Rattlesnake. C: Smaller: to 35 in in the Tiger Rattlesnake; larger: to 42 in in the Arizona Black Rattlesnake. Venomous: leave rattlesnakes alone and give them room.

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Tiger Rattlesnake

Crotalus tigris

Arizona Black Rattlesnake

Crotalus cerberus
Tiger Rattlesnake vs. Arizona Black 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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