Texas
Snakes in Presidio County
34 species have been documented here, 8 of them venomous.
Venomous snakes in Presidio County
Full guide & what to do if bitten →
Western Diamond-backed RattlesnakeCrotalus atroxVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Mojave RattlesnakeCrotalus scutulatusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Eastern Black-tailed RattlesnakeCrotalus ornatusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Rock RattlesnakeCrotalus lepidusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Western Black-tailed RattlesnakeCrotalus molossusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Prairie RattlesnakeCrotalus viridisVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Broad-banded CopperheadAgkistrodon laticinctusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Every snake recorded in Presidio County
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Presidio County: FAQ
- Are there venomous snakes in Presidio County, Texas?
- Yes. 8 venomous snake species have verified records in Presidio County, Texas, including Western Diamond-backed Rattlesnake, Mojave Rattlesnake, Eastern Black-tailed Rattlesnake, Rock Rattlesnake. Most snakes in Presidio County, Texas, however, are harmless.
- How many snake species live in Presidio County, Texas?
- 30+ snake species have verified records in Presidio County, Texas, of which 8 are venomous.
- What is the most commonly seen snake in Presidio County, Texas?
- The Western Diamond-backed Rattlesnake is the most frequently reported snake in Presidio County, Texas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Presidio County, Texas?
- 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.