Montana
Snakes in McCone County
3 species have been documented here, 1 of them venomous.
Venomous snakes in McCone County
Full guide & what to do if bitten →
Prairie RattlesnakeCrotalus viridisVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in McCone County
Gopher Snake
Pituophis catenifer
Harmless
Prairie Rattlesnake
Crotalus viridis
Venomous
Plains Hognose Snake
Heterodon nasicus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.