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#0180 · 🦊 mammals

Eurasian Forest Dormouse

🇳🇱 Bosslaapmuis ·Dryomys nitedula

LCleast concern 🦊 Mammals 📍 in Europe, not in NL
Eurasian Forest Dormouse, photo 1 of 10
1/10 © 中国鼠害控制研究者联盟 · CC BY-NC-SA 4.0

what is it?

The forest dormouse ( Dryomys nitedula ) is a species of rodent in the family Gliridae found in eastern Europe, the Balkans and parts of western Central Asia. It is categorized as being of least concern in the IUCN List of Threatened Species due to its wide range and stable population trend. Forest dormice have a diploid count (2n) of 48 chromosomes. Even though this species lives in a variety of geographic locations, its greatest population density is...

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 262iNaturalist observations
  • threat LCleast concern

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
  • 262 observations worldwide on iNaturalist.
  • Scientifically named by Peter Simon Pallas in 1778 (248 years ago).

fact sheet

English
Eurasian Forest Dormouse
Nederlands
Bosslaapmuis
scientific name
Dryomys nitedula
class
Mammalia
order
Rodentia
family
Gliridae
IUCN Red List
LC · least concern
sightings in NL
0
sightings in Europe
183
sightings worldwide
262
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1778 by Peter Simon Pallas

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Gliridae

Sources: iNaturalist taxon 45867, Wikidata Q300984, GBIF 2439688, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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