Common Garter Snake
Up to 52 inches in length
North America; Statewide in Louisiana except for the marsh and west of the Red River Valley.
Heavily wooded areas along banks of small streams.
Wild - Earthworms, amphibians, small mammals, fish, leeches, other snakes, crawfish, snails, slugs, birds, sowbugs
Zoo - Minnows, worms, grubs
Moderately long, brown, gray, or nearly black with a yellowish or red-orange vertebral stripe and light yellow lateral stripe, with two alternating rows of black spots between the light stripes; anal plate divided.
Garter snakes and ribbon snakes are closely related (same genus).
9 - 38 live young born in summer
"The Amphibians and Reptiles of Louisiana," Harold A. Dundee and Douglas A. Rossman