The Eastern Diamondback Rattlesnake (Crotalus adamanteus) is a venomous pit viper species native to the southeastern United States. The average adult length is around 4 feet long. The Eastern Diamondback is the heviest snake in the Americas and the largest rattlesnake.

Main Characteristics

The Eastern Diamondback Rattlesnake has black brown diamonds inside tan scales. The mouth is white in color. The snake has a brown mask over its eyes.


The Eastern Diamond Rattlesnake has the most toxic venom of any rattlesnake. It has hemotoxic venom.


The Eastern Diamondback Rattlesnake feeds on small mammals.

Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Viperidae
Subfamily: Crotalinae
Genus: Crotalus
Species: C. adamanteus