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Striped Whipsnake vs. Black-necked Garter Snake

Both are striped snakes of the canyons of central and eastern Arizona. A: No black blotches on the neck in the Striped Whipsnake; two big black blotches on the neck in the Black-necked Garter Snake. B: A cream stripe low on each side, split by a black line; no stripe down the middle in the Striped Whipsnake; a pale stripe down the middle of the back and one on each side in the Black-necked Garter Snake.

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Striped Whipsnake

Masticophis taeniatus

Black-necked Garter Snake

Thamnophis cyrtopsis
Striped Whipsnake vs. Black-necked Garter 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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