---
title: "Big-eared Climbing Rat"
description: "Ototylomys phyllotis — Mammals. The big-eared climbing rat (Ototylomys phyllotis) is a species of rodent in the family Cricetidae."
canonical: https://animalchecklist.com/animal/big-eared-climbing-rat
last_updated: 2026-09-20
---

# Big-eared Climbing Rat

> Ototylomys phyllotis — Mammals. The big-eared climbing rat (Ototylomys phyllotis) is a species of rodent in the family Cricetidae.

- Scientific name: *Ototylomys phyllotis*
- Category: `mammals` (Mammals)
- Habitats: `forest` (Forest)
- iNaturalist observations: 297
- Wikidata: [Q1549490](https://www.wikidata.org/wiki/Q1549490)
- iNaturalist taxon: [45025](https://www.inaturalist.org/taxa/45025)

## Names

- en: Big-eared Climbing Rat
- de: Großohr-Kletterratte
- es: Rata trepadora orejas grandes
- pl: Pnączarek wielkouchy

## Countries with the most observations

MX (177), CR (28), HN (17), BZ (6), SV (5)

## Summary

The big-eared climbing rat (Ototylomys phyllotis) is a species of rodent in the family Cricetidae. It is found in Central America from Mexico to Costa Rica.

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

## Photo

![Big-eared Climbing Rat](https://animalchecklist.com/img/animals/big-eared-climbing-rat/medium.jpg)

Photo: Andrew J. Crawford · CC0 · inaturalist — https://www.inaturalist.org/observations/39134504

## Machine access

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