Mexican Treefrog vs. Lowland Burrowing Tree Frog

The two Smilisca: they meet in the coastal lowlands of Sonora and Sinaloa, Mexico. A: A soft head with a broad dark band through the eye to the shoulder in the Mexican Treefrog; a hard, flat-topped head (the skin fused to the skull); no dark band through the eye in the Lowland Burrowing Tree Frog. B: Big round pads on the fingers and toes in the Mexican Treefrog; small pads on long, slim toes in the Lowland Burrowing Tree Frog. C: Irregular dark blotches on smooth skin in the Mexican Treefrog; big olive-brown blotches, each edged darker in the Lowland Burrowing Tree Frog. The Lowland Burrowing Tree Frog lives underground and comes up only after heavy summer rain.

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

More comparisons

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• Mexican Treefrog vs. Canyon Tree Frog
• Mexican Treefrog vs. Green Treefrog
• Mexican White-lipped Frog vs. Mexican Treefrog

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