Eastern Indigo Snake

Eastern Indigo snakes regularly chase down and eat rattlesnakes and may be immune to their venom.
Eastern Indigo Snake Scientific Classification
Scientific name
Drymarchon couperi
Eastern Indigo Snake Physical Characteristics
Red, Blue, Black, Cream, Orange, Purple
Up to 11 pounds
Eastern Indigo Snake Distribition

The Eastern indigo snake is a lengthy black nonvenomous snake that occupies the southeastern USA.

It is the lengthiest snake belonging to The United States and Canada and is recognized for ferreting out its victim, consisting of all indigenous poisonous snakes such as copperheads and rattlesnakes. This snake is not hostile however will certainly protect itself by attacking or launching a nasty- scenting musk. However, it likes getaway over fight with individuals.

A healthy and balanced populace of indigo snakes in your wild signifies a healthy and balanced community. They aid maintain rodent and poisonous snake populaces well balanced and might also be unsusceptible to rattlesnake poison. However, they are endangered, and their variety is a lot smaller sized than it as soon as was. Nevertheless, a number of preservation companies are functioning to reestablish them to locations where they formerly lived.

Eastern Indigo Snake Fantastic Realities

  • Longest snake belonging to The United States and Canada
  • Eastern indigo snakes utilize strength to suppress their victim
  • There’s proof that they might sometimes recreate by means of parthenogenesis, where embryos automatically establish in unfertilized eggs.
  • Routinely eat poisonous snakes, consisting of cottonmouths and copperheads
  • Biologists have actually observed Eastern Indigo snakes make it through rattlesnake attacks and think they might go to the very least rather unsusceptible to rattlesnake poison.

Where To Discover Eastern Indigo Snake

They were as soon as commonly dispersed throughout the southeastern USA. Nevertheless, environment loss and rattlesnake collection agencies have actually minimized their variety to the Florida peninsula, southeastern Mississippi, Georgia, and southerly Alabama.

They favor to reside in yearn and scrubby flatwoods, sandhills, the sides of marshes, yearn rocklands, completely dry savanna, and farming and various other human- disrupted locations. When the temperature levels dip, they look for sanctuary underground; those in the north reaches of their region conceal in gopher tortoise delves where offered, however hollow logs and rodent burrows are likewise wonderful sanctuaries for them.

Eastern Indigo Snake Scientific Name

The scientific name for the Eastern indigo snake is Drymarchon corais couperi Drymarchon is Greek and approximately converts to “Lord of the Woodland.” This snake belongs to the colubrid family of snakes, pertaining to kingsnakes; although, unlike kingsnakes, Eastern indigo snakes are not constrictors.

Kinds Of Indigo Snakes

Till just recently, all indigo snakes were identified as subspecies of Drymarchon corais, however hereditary study disclosed that there are 5 different species.

3 of them take place in The United States and Canada:

  • D. melanurus erebennus generally resides in southern Texas and north Mexico. It is largely black however has some brownish speckling.
  • D. corais couperi Eastern indigo snakes reside in the southeastern USA.
  • D. kolpobasileus This freshly identified species is native to the gulf coastline of Florida and Mississippi. It has a much shorter and shallower head form than the Eastern indigo snake.

2 indigo snake species populate main and South America:

  • D. caudomaculatus resides in Venezuela and Colombia and has even more brownish speckling than its north relatives
  • D. margaritae occupies the Western Margarita Islands and Venezuela

Eastern Indigo Snake Populace & & Conservation Status

& The UNITED STATEFish & Wild animals Solutions detailed Eastern indigos as endangered in 1978, however IUCN provides them as least concern. Indigo populaces are linked to gopher tortoises and their burrows since they and various other snake species such as rattlesnakes likewise utilize gopher tortoise burrows. Rattlesnake seekers gassed burrows, where they put fuel right into them to clear out rattlesnakes, however the technique is typically deadly to all animals in the burrow. Gassing eliminated several animals and has actually annihilated the Eastern indigo snake and gopher tortoise populaces.

Initiatives are underway to aid recover the Eastern indigo snake and gopher tortoise to the wild. At the Orianne Facility for Indigo Preservation (OCIC), a restricted reproduction program launched 169 eastern indigo snakes in the Conecuh National park in southerly Alabama in between 2010 and 2019, and 47 in between 2017 and 2019 in the Nature Conservancy’s Apalachicola Bluffs and Ravines Preserve in the Florida Panhandle.

Just How To Recognize Eastern Indigo Snakes: Appearance and Summary

The eastern indigo is the lengthiest snake belonging to The United States and Canada, and males consistently get to 7- 9 feet, females are somewhat much shorter, and hatchlings procedure 17- 24 inches long. It is a long, rather slim snake with big smooth blue- black ranges that are rainbowlike purple in the light; some have lotion or orange- red on its cheeks, chin, and throat. Its head and body have to do with the very same dimension, and it does not have much of a neck.

Eastern Indigo Snake Photos & & Videos

Eastern indigo snake (Drymarchon couperi) lyin in grass. The Eastern Indigo Snake is the longest snake in America.
Eastern indigo snake (Drymarchon couperi) lyin in turf. The Eastern Indigo Snake is the lengthiest snake in America.

Patrick K. Campbell/Shutterstock. com

Eastern Indigo Snake lying on sand. Some of these snakes have cream or orange-red on its cheeks, chin, and throat.
Eastern Indigo Snake resting on sand. Several of these snakes have lotion or orange- red on its cheeks, chin, and throat.

Alan Jimenez G/Shutterstock. com

The eastern indigo snake is a large nonvenomous snake native to the Eastern United States. Its head and body are about the same size, and it doesn’t have much of a neck.
The eastern indigo snake is a huge nonvenomous snake belonging to the Eastern USA. Its head and body have to do with the very same dimension, and it does not have much of a neck.

iStock.com/ sstaton

Just How Harmful Are Eastern Indigo Snakes?

Eastern indigo snakes are not harmful to humans or pets. They often tend to prevent straight get in touch with whenever they can, and are not hostile. Nevertheless, if shocked they’ll attack (and they have a solid bite!) and launch a nasty- scenting musk from their cloaca.

Eastern Indigo Snake Practices & & Humans

Eastern indigos are quick- relocating snakes that typically ferret out their victim. They are handy snakes that aid manage rodent and poisonous snake populaces. Unlike various other participants of the Colubridae family, like kingsnakes, they do not tighten their victim. Rather, they asphyxiate it utilizing their really solid bite and pinning it versus a tough surface area.

They utilize the burrows of various other animals to thermoregulate (manage their body temperature level). When the wintertime temperature levels dip as well much for convenience, they hibernate in burrows to maintain a little warmer; when the summertime is as well warm, they hole up to cool down a little bit. It’s the charm of below ground burrows– they keep a much more steady temperature level all year long permitting ectothermic reptiles like eastern indigo snakes to manage their body temperature level.


  1. Everglades, Available here: https://www.nps.gov/ever/learn/nature/easternindigosnake.htm
  2. Smithsonian’s National Zoo & Conservation Biology Institute, Available here: https://nationalzoo.si.edu/animals/eastern-indigo-snake
  3. Central Florida Zoo & Botanical Gardens, Available here: https://www.centralfloridazoo.org/about-the-zoo/ocic-2/
  4. The Nature Conservancy, Available here: https://www.nature.org/en-us/get-involved/how-to-help/animals-we-protect/eastern-indigo-snake/
  5. National Library of Medicine, Available here: https://pubmed.ncbi.nlm.nih.gov/27470779/
  6. IUCN, Available here: https://www.iucnredlist.org/species/63773/12714602

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