Common Snapping Turtle vs. Pond Slider

The head marks: Common Snapping Turtle — plain; Pond Slider — a red or orange patch behind the eye. The underside: Common Snapping Turtle — small, cross-shaped, lots of skin showing; Pond Slider — rigid, covering the underside. The shell pattern: Common Snapping Turtle — plain, no pattern; Pond Slider — broad yellow bars or stripes on each plate or plain, no pattern (these overlap, so it only helps). The ridge on the shell: Common Snapping Turtle — three low ridges running lengthwise or no ridge — smooth; Pond Slider — no ridge — smooth (these overlap, so it only helps).

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

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Wildsight identifies the reptiles and amphibians of the United States. Every comparison