Asked by: Houssien Orallo
pets reptiles

What is the most poisonous snake in Illinois?

Last Updated: 2nd April, 2020

The four species of venomous snakes in Illinois are the Copperhead, Cottonmouth Water Moccasin, Timber Rattlesnake, and Eastern Massasauga.

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Subsequently, one may also ask, are there any venomous snakes in Illinois?

Four native Illinois snake species are venomous: the copperhead, cottonmouth, timber rattlesnake and the massasauga. Venom is a toxin for subduing prey.

Subsequently, question is, what is the largest snake in Illinois? List of snakes of Illinois

Scientific name Common name Venomous
Coluber constrictor priapus southern black racer No
Crotalus horridus timber rattlesnake canebrake rattlesnake Yes
Diadophis punctatus arnyi prairie ringneck snake No
Diadophis punctatus edwardsii northern ringneck snake No

Keeping this in consideration, what kind of snakes does Illinois have?

Common and Venomous Snakes of Illinois

  • Southern Copperhead and Northern Copperhead (Highland Moccasin)
  • Western Coppermouth (Water Moccasin)
  • Timber Rattlesnake (Canebrake Rattlesnake)
  • Eastern Massasauga.

Do water moccasins live in Illinois?

But really, cottonmouths (a.k.a. water moccasins) live only in extreme southern Illinois and, for the record, shouldn't be killed either. Northern water snakes, in contrast, can be found statewide.

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