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Eastern Ribbonsnake

Thamnophis saurita · Garter & Ribbon Snakes

Non-venomous
Eastern Ribbonsnake (Thamnophis saurita)

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(c) Matt Pelikan, some rights reserved (CC BY) · CC BY (modified)

No venom; it is far more likely to flee than to bite.

How to identify

Head
Small narrow head with a white or yellow bar just in front of the eye.
Pattern
Three bright yellow stripes on dark brown or black, with no flecking between them.
Eyes
Round pupil, with a pale bar in front of the eye; no heat-sensing pit.
Pits
None. There is no pit between the eye and the nostril.
Tail
Very long - about a third of its total length; no rattle.
What it does
Races across the water surface and into thick plants.

Often confused with

Common Gartersnake is stockier with a shorter tail, usually with flecking between the stripes and no pale bar before the eye.

How to tell them apart

Eastern Ribbonsnake vs Common Gartersnake›

The quick way to tellLook just in front of the eye. The ribbonsnake has a pale bar there, and a much longer, thinner tail. The Common Gartersnake doesn't.

Head

Eastern Ribbonsnake: Small narrow head with a white or yellow bar just in front of the eye.

Common Gartersnake: Small head barely wider than the neck; often with pale jaw markings.

See them side by side ›
About the Eastern Ribbonsnake›

A quick, whip-thin snake of the Southeast's wet places — pond margins, cypress swamps, wet ditches and stream banks, where it hunts frogs in the shallows.

It often escapes by racing across the surface of the water and vanishing into thick vegetation rather than diving.

The details

Size Usually 20–30 inWeight Under 0.5 lbLifespan 6–10 years

Typical range›

Eastern North America: Nova Scotia, Maine and Ontario south through Florida, west to Michigan, Wisconsin, Illinois and the Mississippi River in Louisiana.

Activity›

Day active in warm months, usually near water; basks on low shrubs and grass.

Diet›

Mostly frogs, tadpoles and small fish.

Reproduction›

Gives birth to live young, usually 4–20, in summer.

Found in parts of 27 states›

Ranges are approximate. It may be found in only part of a state, or be rare there, and snakes can turn up outside of them.

More photos