Crotalus cerastes

Sidewinder, a reference photo
Photo: derivative work: Victorrocha (talk · contribs) Crotalus_cerastes_mesquite_springs_CA.JPG: Tigerhawkvok (talk · contribs) · CC BY-SA 3.0 (licence)

Crotalus cerastes, also known commonly as the horned rattlesnake, the sidewinder, and the sidewinder rattlesnake, is a species of pit viper, a venomous snake in the subfamily Crotalinae of the family Viperidae. The species is native to desert regions of the Southwestern United States and adjacent northwestern Mexico. Three subspecies are recognized as being valid.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

Venomous. The note covers its whole family. Vipers and pit vipers; all species venomous Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Classification

Kingdom
Animalia
Phylum
Chordata
Class
Reptilia
Order
Squamata
Family
Viperidae
Species
Crotalus cerastes

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