---
title: "Hazel Dormouse"
description: "Muscardinus avellanarius — Mammiferi. The hazel dormouse or common dormouse (Muscardinus avellanarius) is a small dormouse species native to Europe and the only living species in the genus Muscardinus."
canonical: https://animalchecklist.com/it/animal/hazel-dormouse
last_updated: 2026-09-20
---

# Hazel Dormouse

> Muscardinus avellanarius — Mammiferi. The hazel dormouse or common dormouse (Muscardinus avellanarius) is a small dormouse species native to Europe and the only living species in the genus Muscardinus.

- Scientific name: *Muscardinus avellanarius*
- Category: `mammals` (Mammiferi)
- Habitats: `forest` (Foresta)
- iNaturalist observations: 1726
- Wikidata: [Q207148](https://www.wikidata.org/wiki/Q207148)
- iNaturalist taxon: [45856](https://www.inaturalist.org/taxa/45856)

## Names

- en: Hazel Dormouse
- de: Haselmaus
- es: Muscardino
- fr: Muscardin
- nl: Hazelmuis
- pt: Arganaz
- pl: Orzesznica leszczynowa

## Countries with the most observations

IT (342), GB (165), DE (136), FR (111), BE (68), RO (61), AT (54), PL (48), LU (42), CH (39), SK (38), UA (37)

## Summary

The hazel dormouse or common dormouse (Muscardinus avellanarius) is a small dormouse species native to Europe and the only living species in the genus Muscardinus.

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

## Photo

![Hazel Dormouse](https://animalchecklist.com/img/animals/hazel-dormouse/medium.jpg)

Photo: Francesco Cecere · CC0 · inaturalist — https://www.inaturalist.org/observations/5443699

## Machine access

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