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Gulf Coast Toad vs. American Toad

They meet in northeastern Texas and in Louisiana. A: High crests with a deep valley between them in the Gulf Coast Toad; crests that stay apart; the parotoid separate from them or joined by a short spur in the American Toad. B: A broad dark band along the side under a pale stripe in the Gulf Coast Toad; one or two warts in each dark spot; no dark side band in the American Toad. The American Toad's call is a long, sweet trill of up to 30 seconds.

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Gulf Coast Toad

Incilius nebulifer

American Toad

Anaxyrus americanus
Gulf Coast Toad vs. American 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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