Know the dangerous ones
Venomous snakes in Navajo County, Arizona
5 venomous snake species have verified records in Navajo County. Learn to recognize each one, and know what to do if you are bitten.
Field entries
Crotalus viridis Prairie RattlesnakeVenomousCrotalus viridis
How to identify
Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Often seenFull profile →
Crotalus cerberus Arizona Black RattlesnakeVenomousCrotalus cerberus
How to identify
Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Occasionally seenFull profile →
Crotalus molossus Western Black-tailed RattlesnakeVenomousCrotalus molossus
How to identify
Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Occasionally seenFull profile →
Crotalus oreganus Western RattlesnakeVenomousCrotalus oreganus
How to identify
Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Rarely seenFull profile →
Crotalus atrox Western Diamond-backed RattlesnakeVenomousCrotalus atrox
How to identify
Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Rarely seenFull profile →
Looking for all snakes here, not just the venomous ones? See all snakes in Navajo County.