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Chihuahuan Green Toad vs. Great Plains Toad

Both breed in rain pools and stock tanks in the grassland valleys of southeastern Arizona after summer storms. A: Small black spots and bars on bright green in the Chihuahuan Green Toad; big dark blotches in matching pairs, each edged pale in the Great Plains Toad. B: Weak or none in the Chihuahuan Green Toad; crests forming a V and meeting in a hump on the snout in the Great Plains Toad. C: Small: to 2 in (5 cm) in the Chihuahuan Green Toad; big: to 4.5 in (11.4 cm) in the Great Plains Toad.

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Chihuahuan Green Toad

Anaxyrus debilis

Great Plains Toad

Anaxyrus cognatus
Chihuahuan Green 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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