---
title: "White-eared cotton rat"
description: "Sigmodon leucotis — Mammals. The white-eared cotton rat (Sigmodon leucotis) is a species of rodent in the family Cricetidae."
canonical: https://animalchecklist.com/animal/white-eared-cotton-rat
last_updated: 2026-09-20
---

# White-eared cotton rat

> Sigmodon leucotis — Mammals. The white-eared cotton rat  (Sigmodon leucotis) is a species of rodent in the family Cricetidae.

- Scientific name: *Sigmodon leucotis*
- Category: `mammals` (Mammals)
- Habitats: unknown
- iNaturalist observations: 324
- Wikidata: [Q1766705](https://www.wikidata.org/wiki/Q1766705)
- iNaturalist taxon: [44894](https://www.inaturalist.org/taxa/44894)

## Names

- en: White-eared cotton rat
- de: Weißohr-Baumwollratte
- es: Rata algodonera orejas blancas
- pl: Bawełniak białouchy

## Countries with the most observations

MX (174)

## Summary

The white-eared cotton rat  (Sigmodon leucotis) is a species of rodent in the family Cricetidae.
It is found only in Mexico.

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

## Photo

![White-eared cotton rat](https://animalchecklist.com/img/animals/white-eared-cotton-rat/medium.jpg)

Photo: Jim · CC0 · inaturalist — https://www.inaturalist.org/observations/234131393

## Machine access

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