# Siberian flying squirrel (*Pteromys volans*)

Canonical page: https://creaturedata.com/animals/siberian-flying-squirrel  
Data as of: 2026-11-11

The siberian flying squirrel (Pteromys volans), also called the Russian flying squirrel or Eurasian flying squirrel, is a rodent in the family Sciuridae and the tribe Pteromyini. It is a small mammal with an adult body mass of 143.8 g, and it is a nocturnal, arboreal herbivore. Its gestation period is 30 days, with 2.6 young per litter and 1.5 litters per year. The IUCN Red List places it in the Least Concern category, which is not a threatened category.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 140 g – 143.8 g |
| Length | Not recorded |
| Lifespan | 7.6 years |
| Diet | Herbivore |
| Longest recorded lifespan | 11.4 years |
| Main food | Not recorded |
| Habitat | Not recorded |
| Gestation | 30 days |
| Young per litter or clutch | 2.6 |
| Litters or clutches a year | 1.5 |
| Active | At night (nocturnal) |
| Lifestyle | Arboreal |
| Conservation status | Least Concern (IUCN) |
| Countries on record | Not recorded |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Rodentia
- family: Sciuridae
- genus: Pteromys
- species: *Pteromys volans* (Linnaeus, 1758)

Synonyms: *Pteromys russicus*, *Pteromys sibiricus*, *Pteromys volans aluco*, *Pteromys volans arsenjevi*, *Pteromys volans buechneri*, *Pteromys volans incanus*, *Pteromys volans volans*, *Pteromys vulgaris*, *Sciuropterus aluco*, *Sciuropterus russicus aluco*, *Sciurus volans*

## Common questions

### What kind of animal is the siberian flying squirrel?

The siberian flying squirrel is a rodent, a mammal in the order Rodentia and the family Sciuridae.

### How heavy is the siberian flying squirrel?

An adult Siberian flying squirrel has a body mass of 143.8 g, which places it in the small size class.

### What does the siberian flying squirrel eat?

The siberian flying squirrel is a herbivore.

### Is the siberian flying squirrel endangered?

No. It is listed as Least Concern on the IUCN Red List, which is not a threatened category.

### How long does the siberian flying squirrel live?

Its lifespan is 7.6 years, and the highest value reported by our sources is 11.4 years.

### How many young does the siberian flying squirrel have?

It has 2.6 young per litter and 1.5 litters per year, after a gestation period of 30 days.

### Who named the siberian flying squirrel?

Its scientific name, Pteromys volans, carries the authority (Linnaeus, 1758).

## Sources

- [An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles](https://doi.org/10.6084/m9.figshare.3563457.v1), CC0 1.0, E096-269. Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1
- [Catalogue of Life eXtended Release](https://www.checklistbank.org/dataset/316691), CC BY 4.0, 2026-10-16 XR. Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf
- [Wikimedia Commons](https://commons.wikimedia.org), per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed), 2026-11-11. Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence).
- [EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals](https://doi.org/10.6084/m9.figshare.3559887.v1), CC0 1.0, 1.0. Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1
- [Wikidata](https://www.wikidata.org), CC0 1.0, 2026-11-11. Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service).
- [Wikipedia (English)](https://en.wikipedia.org), CC BY-SA 4.0, 2026-11-11. Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).

Cite as: Siberian flying squirrel (Pteromys volans). Retrieved from https://creaturedata.com/animals/siberian-flying-squirrel