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Great Plains Ground Snake vs. Ring-necked Snake

Both are small, smooth, glossy snakes found under rocks; they share 72 one-degree squares, including southeastern Colorado. A: No pale ring in the Great Plains Ground Snake; a pale yellow or orange ring across the neck in the Ring-necked Snake. B: Plain whitish in the Great Plains Ground Snake; bright yellow to orange-red, often with black dots in the Ring-necked Snake.

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Great Plains Ground Snake

Sonora episcopa

Ring-necked Snake

Diadophis punctatus
Great Plains Ground Snake vs. Ring-necked Snake: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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