Common Name Flat-headed Snake
 Scientific Name Tantilla gracilis
 Total Body Length 25cm
 Reproduction Eggs
 Number of Offspring 5
 Venom Mildly Venomous
 Distribution

MW, S, SE

 Notes Found in the southwest of Illinois. 

 

 Common Name Western Ribbon Snake
 Scientific Name Thamnophis proximus
 Total Body Length 127cm
 Reproduction Live
 Number of Offspring 13
 Venom Non-venomous
 Distribution SW, MW,S, NE
 Notes  

 

 Common Name Plains Garter Snake
 Scientific Name Thamnophis radix
 Total Body Length 110cm
 Reproduction Live
 Number of Offspring 29
 Venom Non-venomous
 Distribution NW, SW, MW, S, NE, Canada
 Notes  

 

 Common Name Common Ribbon Snake
 Scientific Name Thamnophis sauritus
 Total Body Length 102cm
 Reproduction live 
 Number of Offspring 11
 Venom Non-venomous
 Distribution NE, SE, Canada
 Notes Found in the southeast regions of Illinois.  

 

 Common Name Common Garter Snake
 Scientific Name Thamnophis sirtalis
 Total Body Length 137cm
 Reproduction Live
 Number of Offspring 27
 Venom Mildly Venomous 
 Distribution NW, SW, MW, S, NE, SE, Canada 
 Notes  

 

 Common Name Lined Snake 
 Scientific Name Tropidoclonion lineatum
 Total Body Length 57cm
 Reproduction Live
 Number of Offspring 8
 Venom Non-venomous
 Distribution SW, MW, S, NE
 Notes  

 

 Common Name Smooth Earth Snake
 Scientific Name Virginia valeriae
 Total Body Length 39cm
 Reproduction Live
 Number of Offspring 7
 Venom Non-venomous
 Distribution MW, S, NE, SE
 Notes  

Center for Snake Conservation

What Snake Is That?

Herp Facts

Herp Facts

The Alligator Snapping turtle is the largest freshwater turtle species in North America. Males can exceed 200 pounds.

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Herp Facts

The American alligator became the official state reptile of MS in 2005

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Herp Facts

The American alligator was taken off the endangered species list in 1987

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