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Texas Spiny Lizard vs. Prairie Lizard

The two common spiny lizards of central Texas; young Texas Spiny Lizards are the size of an adult Prairie Lizard. A: Wavy dark crossbars on grey, with no clear pale stripes in the Texas Spiny Lizard; a pale stripe along each side of the back in the Prairie Lizard. B: Very large, pointed, keeled scales: few rows across the back in the Texas Spiny Lizard; smaller spiny scales, many rows across the back in the Prairie Lizard. C: Big: 7 to 11 in in the Texas Spiny Lizard; small and slim: 3.5 to 7 in in the Prairie Lizard. The Texas Spiny Lizard lives on tree trunks and posts; the Prairie Lizard mostly on the ground, logs and low rocks.

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Texas Spiny Lizard

Sceloporus olivaceus

Prairie Lizard

Sceloporus consobrinus
Texas Spiny Lizard vs. Prairie 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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