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Canadian Toad vs. Great Plains Toad

Both have head ridges that join in a hard hump, but in different places. The Canadian Toad's dome sits between the eyes; the Great Plains Toad's ridges run forward and meet in a boss on the snout. The Great Plains Toad's back has big, paired dark blotches each outlined in pale; the Canadian's spots are smaller and irregular.

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Canadian Toad

Anaxyrus hemiophrys

Great Plains Toad

Anaxyrus cognatus
Canadian Toad vs. Great Plains 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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