Parti-coloured bat
Vespertilio murinus Linnaeus, 1758
The parti-coloured bat (Vespertilio murinus) is a species in the family Vespertilionidae, order Chiroptera. Recorded adults weigh 15.7 g to 18.7 g and live up to 12 years. Its IUCN Red List status is Least Concern.

Quick facts about the parti-coloured bat
- Weight
- 15.7 g – 18.7 gsrc for Weight
- Length
- Not recorded
- Wingspan
- 27 cm – 31 cmsrc for Wingspan
- Lifespan
- 12 yearssrc for Lifespan
- Diet
- Invertivoresrc for Diet
- Main food
- Not recorded
- Habitat
- forest, shrublandsrc for Habitat
- Gestation
- 52.1 dayssrc for Gestation
- Young per litter or clutch
- 1.5src for Young per litter or clutch
- Age at maturity
- 12.2 monthssrc for Age at maturity
- Litters or clutches a year
- 1src for Litters or clutches a year
- Active
- At night (nocturnal)src for Active
- Lifestyle
- Aerialsrc for Lifestyle
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
How big is the parti-coloured bat?
Where does the parti-coloured bat live?
Not recorded
What is the parti-coloured bat?
The parti-coloured bat or rearmouse (Vespertilio murinus) is a species of vesper bat that lives in temperate Eurasia, from Western and Southern Europe, eastwards over the Caucasus and Iran into Afghanistan, northern Pakistan, Mongolia, north-east China, and Korea.
From the Wikipedia article “Parti-coloured bat” (en.wikipedia.org/w/index.php?title=Parti-coloured_bat&oldid=1374339418), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the parti-coloured bat endangered?
The parti-coloured bat is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species. What the categories mean.
How is the parti-coloured bat classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderChiroptera
- familyVespertilionidae
- genusVespertilio
- SpeciesVespertilio murinus Linnaeus, 1758
Synonyms Eptesicus murinus, Fespertilio murinus, Fespertilio murinus murinus, Vespertilio albigularis, Vespertilio albogularis, Vespertilio discolor, Vespertilio krascheninnikovi, Vespertilio kraschennikovi, Vespertilio michnoi, Vespertilio siculus, Vespertillio murinus
Other names and names in other languages (49)
- Eurasian parti-colored batEnglish
- Eurasian particolored batEnglish
- Parti-coloured bat, parti-coloured batEnglish
- Particolored batEnglish
- Particolored batEnglish
- Particoloured batEnglish
- Particoloured batEnglish
- Кажан двухколерныBelarusian
- Двуцветен кожовиден прилепBulgarian
- Serotin daoulivBreton
- ratpenat argentat eurasiàticCatalan
- netopýr pestrýCzech
- Ystlum DeuliwWelsh
- Ystlumod DeuliwWelsh
- SkimmelflagermusDanish
- ZweifarbfledermausGerman
- ΠαρδαλονυχτερίδαGreek
- Murciélago BicolorSpanish
- hõbe-nahkhiirEstonian
- suur-nahkhiirEstonian
- kimolepakkoFinnish
- HýggiflogmúsFaroese
- Sérotine bicoloreFrench
- Vespertilion bicoloreFrench
- Twakleurige flearmûsWestern Frisian
- Dvobojni šišmišCroatian
- Fehértorkú denevérHungarian
- SkuggablakaIcelandic
- Serotino bicoloreItalian
- ヒメヒナコウモリJapanese
- Қостүсті жарқанатKazakh
- 북방애기박쥐Korean
- Dvispalvis plikšnysLithuanian
- divkrāsainais sikspārnisLatvian
- skimmelflaggermusNorwegian Bokmål
- gråskimlet flaggermusNorwegian Bokmål
- tweekleurige vleermuisDutch
- Mroczak posrebrzanyPolish
- Mroczek posrebrzanyPolish
- Morcego-bicolorPortuguese
- Liliac bicolorRomanian
- Двухцветный кожанRussian
- Netopier pestrýSlovak
- dvobarvni netopirSlovenian
- двобојни вечерњакSerbian
- gråskimlig fladdermusSwedish
- Лилик двоколірнийUkrainian
- Delden Zaraaroot
- 普通蝙蝠Chinese
Catalogue of LifeWikipediaiNaturalistTAXREFWikidataWoRMSIUCN Red List
Relatives of the parti-coloured bat
Other species in the same genus Vespertilio.
CompareParti-coloured bat vs Asian particolored batParti-coloured bat vs Vespertilio antiquusParti-coloured bat vs Vespertilio monticolaParti-coloured bat vs Vespertilio niger
Common questions
Answered only where our data holds the answer.
How big is the parti-coloured bat?
An adult parti-coloured bat weighs 15.7 g – 18.7 g and has a wingspan of 27 cm – 31 cm, according to values recorded on Wikidata.
Is the parti-coloured bat endangered?
The parti-coloured bat is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
How long does the parti-coloured bat live?
The parti-coloured bat has a recorded lifespan of 12 years.
How long is the parti-coloured bat pregnant?
The recorded gestation period is 52.1 days.
What kind of animal is the parti-coloured bat?
The parti-coloured bat (Vespertilio murinus) belongs to the family Vespertilionidae in the order Chiroptera.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · 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 · 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 · 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 · 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 · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · 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).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Parti-coloured bat (Vespertilio murinus). Retrieved from https://creaturedata.com/animals/parti-coloured-bat
“Parti-coloured bat (Vespertilio murinus).” CreatureData, 2026, https://creaturedata.com/animals/parti-coloured-bat.
@misc{parti_coloured_bat_2026,
title = {Parti-coloured bat (Vespertilio murinus)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/parti-coloured-bat},
note = {Data as of 2026-11-11}
}