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Attention hunters: Visit our FAQ page for information about the use of centerfire, single-shot rifles for deer hunting in Illinois. 

Governor JB Pritzker Illinois.gov Contact IDNR DNR A to Z

Wild About Illinois Snakes!

Family Crotalidae

eastern copperhead (Agkistrodon contortrix) Photo © Brad M. Glorioso

northern cottonmouth (Agkistrodon piscivorus) Photo © Brad M. Glorioso

timber rattlesnake (Crotalus horridus) [state threatened] Photo © Brad M. Glorioso

eastern massasauga (Sistrurus catenatus) [state endangered]

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