Slowinski's Cornsnake vs. Western Ratsnake

A young Western Ratsnake is grey with dark blotches, like a cornsnake; they share woods and farm buildings in southeastern Oklahoma, Arkansas and Louisiana. A: A dark stripe from the eye back past the corner of the jaw, and a spear-point on top of the head in the Slowinski's Cornsnake; young: a dark band straight across the head in front of the eyes, no spear-point in the Western Ratsnake. B: Reddish-brown to chestnut saddles edged in black in the Slowinski's Cornsnake; young: grey-brown blotches on grey; adults turn black or dull in the Western Ratsnake. Both have a checkered belly.

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

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