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Great Basin Spadefoot vs. Western Toad

Both live in sagebrush valleys east of the Sierra; their records overlap there. A: Vertical (cat-eye) in the Great Basin Spadefoot; horizontal in the Western Toad. B: No big gland in the Great Basin Spadefoot; a big oval gland in the Western Toad. C: Grey-brown with small warts in the Great Basin Spadefoot; a pale stripe down the middle in the Western Toad.

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Great Basin Spadefoot

Spea intermontana

Western Toad

Anaxyrus boreas
Great Basin Spadefoot vs. Western Toad: comparison sheet with the differences marked

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

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