Click on the name of the snake for more information about species.
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. Gl;orioso
eastern massasauga (Sistrurus catenatus) [state endangered] Photo © Illinois Department of Natural Resources
Return to Wild About Illinois Snakes! page
