Missouri Animals Eastern Garter Snake   (Thamnophis sirtalis) Chordate: Vertebrate: Reptile: Serpentia: Colubridae Native North American snake Habitat: forest, woodland, savanna. Diet: frogs, toads, earthworms, small fish, leeches, insects.. ID Features: dark body with lengthwise stripes in yellow/green, small and slender. Natural History: The Eastern Garter Snake is a small thin snake that typically grows to approximately 3 feet in length. They are often found basking in the sun amongst heavy vegetation. They are one of the most common snakes in Missouri. THEY ARE NOT VENOMOUS!!.

The graphics and text are from: The Amphibians and Reptiles of Missouri by Tom R. Johnson, Missouri Department of Conservation, ©1992