Snake FinderField Guide · Worldwide

South Dakota

Snakes in McCook County

2 species have been documented here, and none are venomous.

Every snake recorded in McCook County

Plains Garter Snake
Plains Garter Snake
Thamnophis radix
Harmless
Common Garter Snake
Common Garter Snake
Thamnophis sirtalis
Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Nearby counties

Custer CountyPennington CountyBon Homme CountyYankton CountyClay CountyUnion CountyCharles Mix CountyHughes CountyLawrence CountyMeade CountyFall River CountyGregory County