Trans-Pecos Ratsnake vs. Great Plains Ratsnake

The two ratsnakes of rocky country in southern New Mexico and west Texas; both are out at night on roads. A: Big and bulging, set off from the lip scales by a row of small scales below it in the Trans-Pecos Ratsnake; smaller; it sits right on the upper lip scales in the Great Plains Ratsnake. B: Dark H-shaped blotches on yellow-olive or tan; two dark lines on the neck in the Trans-Pecos Ratsnake; rounded brown blotches on grey or tan in the Great Plains Ratsnake. C: Plain, unmarked in the Trans-Pecos Ratsnake; a dark spear-point between the eyes in the Great Plains Ratsnake. The Trans-Pecos Ratsnake's belly is plain pale; the Great Plains Ratsnake's is checkered black and white.

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

More comparisons

• Baird's Ratsnake vs. Trans-Pecos Ratsnake
• Great Plains Ratsnake vs. Central Ratsnake
• Great Plains Ratsnake vs. Eastern Milksnake
• Great Plains Ratsnake vs. Prairie Kingsnake
• Western Foxsnake vs. Great Plains Ratsnake
• Western Ratsnake vs. Great Plains Ratsnake
• Glossy Snake vs. Great Plains Ratsnake
• Baird's Ratsnake vs. Great Plains Ratsnake

Wildsight identifies the reptiles and amphibians of the United States. Every comparison