# Eurasian beaver (*Castor fiber*)

Canonical page: https://creaturedata.com/animals/eurasian-beaver  
Data as of: 2026-11-11

The Eurasian beaver (Castor fiber) is a species in the family Castoridae, order Rodentia. It has been recorded in 36 countries, most often in Switzerland, United Kingdom and France. Its IUCN Red List status is Least Concern.

## Quick facts

| Fact | Value |
|---|---|
| Weight | Not recorded |
| Length | Not recorded |
| Lifespan | Not recorded |
| Main food | Not recorded |
| Habitat | forest |
| Gestation | 105 days |
| Young per litter or clutch | Not recorded |
| Conservation status | Least Concern (IUCN) |
| Recorded in | 36 countries |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Rodentia
- family: Castoridae
- genus: Castor
- species: *Castor fiber* Linnaeus, 1758

Synonyms: *Castor albicus*, *Castor albus*, *Castor balticus*, *Castor fulvus*, *Castor galliae*, *Castor gallicus*, *Castor niger*, *Castor plicidens*, *Castor praefiber*, *Castor proprius*, *Castor solitarius*, *Castor variegatus*, *Castor vistulanus*

## Where it has been recorded

Countries with openly licensed sighting records on GBIF (records in brackets). Recorded sightings, not a definitive range.

Switzerland (166798), United Kingdom (39756), France (39711), Germany (14620), Sweden (13753), Norway (10597), Belgium (8709), Russia (3253), Austria (2416), Ukraine (1540), Estonia (1037), Denmark (633), Luxembourg (629), Poland (619), Liechtenstein (593), Netherlands (337), Spain (253), Finland (160), Czechia (103), Lithuania (71), Hungary (45), Belarus (36), Croatia (32), Slovakia (31), Latvia (16), Canada (11), Romania (11), Mongolia (9), Slovenia (9), United States (7), Italy (5), Kazakhstan (3), Bosnia & Herzegovina (2), Serbia (2), Bulgaria (1), Israel (1)

## Common questions

### Where does the Eurasian beaver live?

The Eurasian beaver has openly licensed sighting records from 36 countries on GBIF. The most records come from Switzerland, United Kingdom, France, Germany and Sweden. These are recorded sightings, not a definitive range.

### Is the Eurasian beaver endangered?

The Eurasian beaver is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.

### How long is the Eurasian beaver pregnant?

The recorded gestation period is 105 days.

### What kind of animal is the Eurasian beaver?

The Eurasian beaver (Castor fiber) belongs to the family Castoridae in the order Rodentia.

## Sources

- [GBIF Backbone Taxonomy](https://www.gbif.org/dataset/d7dddbf4-2cf0-4f39-9b2a-bb099caae36c), CC BY 4.0, live API 2026-11-11. GBIF Secretariat. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org.
- [Wikidata](https://www.wikidata.org/), CC0 1.0, live API 2026-11-11. Wikidata contributors. Wikidata, the free knowledge base.
- [GBIF occurrence aggregates (CC0 and CC BY records only)](https://www.gbif.org/occurrence/search), CC BY 4.0, live API 2026-11-11. GBIF.org occurrence search, country facet counts restricted to CC0 1.0 and CC BY 4.0 records.
- [Wikimedia Commons](https://commons.wikimedia.org/), Per file, live API 2026-11-11. Wikimedia Commons contributors. Licence and creator recorded per file.
- [English Wikipedia](https://en.wikipedia.org/), CC BY-SA 4.0, live API 2026-11-11. Wikipedia contributors. Wikipedia, The Free Encyclopedia.

Cite as: Eurasian beaver (Castor fiber). Retrieved from https://creaturedata.com/animals/eurasian-beaver