---
title: "Western Diamond-backed Rattlesnake"
description: "Crotalus atrox — Rettili. The western diamondback rattlesnake (Crotalus atrox) or western diamond-backed rattlesnake, is a rattlesnake species and member of the viper family, found in the southwestern United States and Mexico."
canonical: https://animalchecklist.com/it/animal/western-diamond-backed-rattlesnake
last_updated: 2026-09-20
---

# Western Diamond-backed Rattlesnake

> Crotalus atrox — Rettili. The western diamondback rattlesnake (Crotalus atrox) or western diamond-backed rattlesnake, is a rattlesnake species and member of the viper family, found in the southwestern United States and Mexico.

- Scientific name: *Crotalus atrox*
- Category: `reptiles` (Rettili)
- Habitats: `desert` (Deserto)
- iNaturalist observations: 32003
- Wikidata: [Q222287](https://www.wikidata.org/wiki/Q222287)
- iNaturalist taxon: [30764](https://www.inaturalist.org/taxa/30764)

## Names

- en: Western Diamond-backed Rattlesnake
- de: Texas-Klapperschlange
- es: Cascabel de diamantes
- fr: Crotale du Texas
- nl: Texaanse ratelslang
- pl: Grzechotnik teksaski

## Countries with the most observations

US (27880), MX (2088)

## Summary

The western diamondback rattlesnake (Crotalus atrox) or western diamond-backed rattlesnake, is a rattlesnake species and member of the viper family, found in the southwestern United States and Mexico. Like all other rattlesnakes and all other vipers, it is venomous. It is likely responsible for the majority of snakebite fatalities in northern Mexico and the greatest number of snakebites in the U.S. No subspecies are currently recognized.
It lives in elevations from below sea level up to 6,500 feet (2,000 m). This species ranges throughout the Southwestern United States and northern half of Mexico. Currently, western…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Western_diamondback_rattlesnake

## Photo

![Western Diamond-backed Rattlesnake](https://animalchecklist.com/img/animals/western-diamond-backed-rattlesnake/medium.jpg)

Photo: William · CC0 · inaturalist — https://www.inaturalist.org/observations/237106295

## Machine access

`GET https://animalchecklist.com/api/v1/animals/western-diamond-backed-rattlesnake?lang=it` — see [openapi.json](https://animalchecklist.com/openapi.json).