Know the dangerous ones
Venomous snakes in Gem County, Idaho
2 venomous snake species have verified records in Gem County. Learn to recognize each one, and know what to do if you are bitten.
Field entries
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 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.
Rarely seenFull profile →
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