Species Reptiles & AmphibiansTimber Rattlesnake

Timber Rattlesnake

Crotalus horridus

UncommonReptile & Amphibian
Illustration of Timber Rattlesnake (Crotalus horridus)
Safety note: Venomous — keep distance

The Timber Rattlesnake is a large, heavy-bodied pit viper of eastern forests. Despite its fearsome reputation, it is typically calm and reluctant to strike. Populations are declining across much of its range.

Habitat
Deciduous forests, rocky ridges, and upland swamps
Diet
Small mammals, primarily rodents and rabbits
How common
Uncommon

Best time to see a Timber Rattlesnake

The best time to see a Timber Rattlesnake is April–July, when about 64% of U.S. sightings happen, based on 13,473 research-grade iNaturalist observations.

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Recent Timber Rattlesnake sightings near you

Live, research-grade observations from iNaturalist. Allow location to center the map on you.

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