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Giant Spotted Whiptail vs. Desert Grassland Whiptail

Both live in the grassland and river valleys of south-central and southeastern Arizona; young Giant Spotted are striped too. A: Pale spots, at least between the stripes in the Giant Spotted Whiptail; clean stripes and NO spots in the Desert Grassland Whiptail. B: Reddish orange (brightest in the young) in the Giant Spotted Whiptail; olive to blue-green in the Desert Grassland Whiptail. C: Reddish orange in the Giant Spotted Whiptail; brown with pale stripes, no orange in the Desert Grassland Whiptail. Desert Grassland Whiptails are all females and much smaller (to 3.1 in head and body).

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Giant Spotted Whiptail

Aspidoscelis stictogrammus

Desert Grassland Whiptail

Aspidoscelis uniparens
Giant Spotted Whiptail vs. Desert Grassland Whiptail: comparison sheet with the differences marked

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

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