Snakes in Greenlee County

• 
  Western Black-tailed Rattlesnake

  Crotalus molossus

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Western Diamond-backed Rattlesnake

  Crotalus atrox

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Arizona Black Rattlesnake

  Crotalus cerberus

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Mojave Rattlesnake

  Crotalus scutulatus

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Prairie Rattlesnake

  Crotalus viridis

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Sonoran Coralsnake

  Micruroides euryxanthus

  ▲ Venomous

  Red, yellow (whitish), and black rings with red touching yellow; blunt black snout.

Every snake recorded in Greenlee County

Western Terrestrial Garter Snake

Thamnophis elegans

Harmless

Western Black-tailed Rattlesnake

Crotalus molossus

▲ Venomous

Black-necked Garter Snake

Thamnophis cyrtopsis

Harmless

Western Diamond-backed Rattlesnake

Crotalus atrox

▲ Venomous

Gopher Snake

Pituophis catenifer

Harmless

Narrowhead Garter Snake

Thamnophis rufipunctatus

Harmless

Pine Snake

Pituophis melanoleucus

Harmless

Arizona Black Rattlesnake

Crotalus cerberus

▲ Venomous

Mojave Rattlesnake

Crotalus scutulatus

▲ Venomous

Striped Whipsnake

Masticophis taeniatus

Harmless

Western Patch-nosed Snake

Salvadora hexalepis

Harmless

Prairie Rattlesnake

Crotalus viridis

▲ Venomous

Sonoran Coralsnake

Micruroides euryxanthus

▲ Venomous

Ring-necked Snake

Diadophis punctatus

Harmless

Long-nosed Snake

Rhinocheilus lecontei

Harmless

Glossy Snake

Arizona elegans

Harmless

Sonoran Whipsnake

Masticophis bilineatus

Harmless

Sonoran Lyre Snake

Trimorphodon lambda

Harmless

Southwestern Blackhead Snake

Tantilla hobartsmithi

Harmless

Arizona Mountain Kingsnake

Lampropeltis pyromelana

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in Greenlee County: FAQ

Are there venomous snakes in Greenlee County, Arizona?

Yes. 6 venomous snake species have verified records in Greenlee County, Arizona, including Western Black-tailed Rattlesnake, Western Diamond-backed Rattlesnake, Arizona Black Rattlesnake, Mojave Rattlesnake. Most snakes in Greenlee County, Arizona, however, are harmless.

How many snake species live in Greenlee County, Arizona?

20+ snake species have verified records in Greenlee County, Arizona, of which 6 are venomous.

What is the most commonly seen snake in Greenlee County, Arizona?

The Western Terrestrial Garter Snake is the most frequently reported snake in Greenlee County, Arizona, based on verified wildlife observations.

What should I do if I see a venomous snake in Greenlee County, Arizona?

Keep your distance and do not try to catch or kill it. Most bites happen when people handle or corner a snake. If someone is bitten, contact local emergency services or poison control immediately.

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