---
title: "Arizona Cotton Rat"
description: "Sigmodon arizonae — Mammifères. The Arizona cotton rat or Colorado River cotton rat (Sigmodon arizonae) is a rat in the family Cricetidae."
canonical: https://animalchecklist.com/fr/animal/arizona-cotton-rat
last_updated: 2026-09-20
---

# Arizona Cotton Rat

> Sigmodon arizonae — Mammifères. The Arizona cotton rat or Colorado River cotton rat (Sigmodon arizonae) is a rat in the family Cricetidae.

- Scientific name: *Sigmodon arizonae*
- Category: `mammals` (Mammifères)
- Habitats: `desert` (Désert)
- iNaturalist observations: 586
- Wikidata: [Q1770032](https://www.wikidata.org/wiki/Q1770032)
- iNaturalist taxon: [44899](https://www.inaturalist.org/taxa/44899)

## Names

- en: Arizona Cotton Rat
- de: Arizona-Baumwollratte
- es: Rata-algodonera de Arizona
- pl: Bawełniak arizoński

## Countries with the most observations

US (386), MX (48)

## Summary

The Arizona cotton rat or Colorado River cotton rat (Sigmodon arizonae) is a rat in the family Cricetidae. It is found in the southwestern United States and northwestern Mexico.

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

## Photo

![Arizona Cotton Rat](https://animalchecklist.com/img/animals/arizona-cotton-rat/medium.jpg)

Photo: Tricia Gerrodette · CC0 · inaturalist — https://www.inaturalist.org/observations/124177286

## Machine access

`GET https://animalchecklist.com/api/v1/animals/arizona-cotton-rat?lang=fr` — see [openapi.json](https://animalchecklist.com/openapi.json).