Illinois
Snakes in Stephenson County
5 species have been documented here, and none are venomous.
Every snake recorded in Stephenson County
DeKay's Brownsnake
Storeria dekayi
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.