Snakes in Wyoming

10 snakes · 2 venomous · 3 mildly venomous · 5 non-venomous

Ranges are approximate. Snakes can turn up outside of them.

At a glance

10 of the 63 snakes on Learn2ID live in Wyoming, part of the Mountain West. 2 are venomous: Prairie Rattlesnake and Western Rattlesnake. Common Gartersnake, Terrestrial Gartersnake and Western Hog-nosed Snake have only a mild venom. The biggest group here is garter & ribbon snakes: 2 of the 10. 4 look-alike pairs here involve a venomous snake — see “Commonly confused” below.

Venomous snakes in Wyoming

Prairie Rattlesnake

Prairie Rattlesnake

Western Rattlesnake

Western Rattlesnake

Commonly confused in Wyoming

Common GartersnakevsTerrestrial Gartersnake›GophersnakevsWestern Hog-nosed Snake›North American RacervsRubber Boa›Prairie RattlesnakevsGophersnake›Prairie RattlesnakevsWestern Hog-nosed Snake›Prairie RattlesnakevsWestern Rattlesnake›Western RattlesnakevsGophersnake›

Mildly venomous snakes in Wyoming

Common Gartersnake

Common Gartersnake

Terrestrial Gartersnake

Terrestrial Gartersnake

Western Hog-nosed Snake

Western Hog-nosed Snake

Non-venomous snakes in Wyoming

Gophersnake

North American Racer

North American Racer

Red-bellied Snake

Red-bellied Snake

Rubber Boa

Western Milksnake

Western Milksnake

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Bronze test10 photos · 7 right to pass Silver test15 photos · 12 right to pass Gold test20 photos of all 10 snakes · 18 right to pass Expert test25 photos · 24 right to pass · 6 look-alike answers

Ranges are approximate and still being checked by experts. A snake can turn up outside its usual range.