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Black-tailed Brush Lizard vs. Ornate Tree Lizard

Their records touch where the Colorado River valley meets the Colorado Desert. A: One band of bigger scales in the Black-tailed Brush Lizard; two bands of bigger scales with small ones between in the Ornate Tree Lizard. B: Sooty black toward the tip in the Black-tailed Brush Lizard; grey-brown, banded in the Ornate Tree Lizard.

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Black-tailed Brush Lizard

Urosaurus nigricauda

Ornate Tree Lizard

Urosaurus ornatus
Black-tailed Brush Lizard vs. Ornate Tree Lizard: comparison sheet with the differences marked

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

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