Species › Reptiles & Amphibians › Western Lyre Snake

Western Lyre Snake

Trimorphodon biscutatus

UncommonReptile & Amphibian
Illustration of Western Lyre Snake (Trimorphodon biscutatus)

The Western Lyre Snake is a mildly venomous rear-fanged snake named for the lyre-shaped marking on its head. Nocturnal and an excellent climber of rock faces. Its enlarged pupils give it excellent night vision.

Habitat
Rocky canyon walls, cliff faces, and desert outcrops in the Southwest
Diet
Lizards and small rodents
How common
Uncommon

Best time to see a Western Lyre Snake

The best time to see a Western Lyre Snake is May–August, when about 60% of U.S. sightings happen, based on 1,302 research-grade iNaturalist observations.

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Recent Western Lyre Snake sightings near you

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