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Home > Snakes > Eastern Diamondback Rattlesnake

Eastern Diamondback Rattlesnake

Eastern diamondback rattlesnake is the most dangerous venomous snake in North America. They are the largest rattlesnake with no subspecies. They are stout-bodied pit vipers and are known to be deadly and aggressive.



    Kingdom Animalia
    Phylum Chordata
    Subphylum Vertebrata
    Class Reptilia
    Order Squamata
    Suborder Serpentes
    Family Viperidae
    Subfamily Crotalinae
    Genus Crotalus
    Scientific Name Crotalus adamanteus


    Other Names Eastern Diamondback
    Length 3.5 to 5.5 ft (average), some may reach 8 feet
    Weight 0.8 to 4.9 kg (average)
    Color Ground color is brownish, brownish-yellow, brownish-gray or olive covered with a series of dark brown to black diamond –shaped patches, the patches are outlined with a row of cream or yellowish scales; diamond shapes are more like crossbands towards the posterior; belly is yellowish or cream with dark spots along the sides
    Distribution Southeastern North Carolina,  peninsular Florida to the Florida keys, southern Alabama, Mississippi, southeastern Louisiana
    Habitat Upland dry pine forest, pine and palmetto flatwoods, sandhills, coastal maritime hammocks, longleaf pine/turkey oak habitats, grass-sedge marshes, swamp forest, cypress swamps, sandy mixed woodlands, mesic hammocks, xeric hammocks,  wet prairies, salt marshes,  burrows made by gophers and gopher tortoises
    Diet Rabbits, squirrels, rats, mice, birds, large insects
    Hibernation Period Hibernates during winter months
    Venom Fact Highly toxic
    Breeding Season Spring
    Mode of Reproduction Ovoviviparous (produces young ones by means of eggs hatched inside the body of the parent)
    Litter Size 7 to 21
    Gestation Period 6 or 7 months
    Reproductive Age 3 years of age
    Average Lifespan In captivity: 22.8 years (average)
    IUCN Conservation Status Least Concern

    Eastern Diamondback Rattlesnake Pictures Gallery

    Published on September 9th 2016 by under Snakes. Article was last reviewed on 21st August 2018.

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