Mentawai squirrel
Callosciurus melanogaster (Thomas, 1895)
The mentawai squirrel (Callosciurus melanogaster) is a species in the family Sciuridae, order Rodentia. Recorded adults weigh 278 g to 296 g. Its IUCN Red List status is Vulnerable.
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Quick facts about the mentawai squirrel
- Weight
- 278 g – 296 gsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Herbivoresrc for Diet
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- Not recorded
- Active
- By day (diurnal)src for Active
- Lifestyle
- Arborealsrc for Lifestyle
- Conservation status
- Vulnerable (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the mentawai squirrel live?
Not recorded
What is the mentawai squirrel?
The Mentawai squirrel (Callosciurus melanogaster) is a species of rodent in the family Sciuridae.
It is one of 20 or so species endemic to the Mentawai Islands off the west coast of Sumatra. There are three subspecies: C. m. melanogaster, C. m. mentawi, and C. m. atratus. This small isolated population is listed as "Vulnerable" by the IUCN due to habitat loss.
From the Wikipedia article “Mentawai squirrel” (en.wikipedia.org/w/index.php?title=Mentawai_squirrel&oldid=1341029740), 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 mentawai squirrel endangered?
The mentawai squirrel is listed as Vulnerable on the IUCN Red List: it faces a high risk of extinction in the wild.
- 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 Vulnerable species. What the categories mean.
How is the mentawai squirrel classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderRodentia
- familySciuridae
- genusCallosciurus
- SpeciesCallosciurus melanogaster (Thomas, 1895)
Synonyms Sciurus melanogaster
Other names and names in other languages (8)
- veverka mentavejskáCzech
- Mentawai-HörnchenGerman
- Mentawai-SchönhörnchenGerman
- mentawainoravaFinnish
- クロハラリスJapanese
- Mentawi EekhoornDutch
- wiewiórczak czarnobrzuchyPolish
- Чернобрюхая белкаRussian
Relatives of the mentawai squirrel
Other species in the same genus Callosciurus.

Prevost's squirrel
Callosciurus prevostii

Pallas's squirrel
Callosciurus erythraeus

Finlayson's squirrel
Callosciurus finlaysonii

Plantain squirrel
Callosciurus notatus

Irrawaddy squirrel
Callosciurus pygerythrus

Grey-bellied squirrel
Callosciurus caniceps
CompareMentawai squirrel vs Prevost's squirrelMentawai squirrel vs Pallas's squirrelMentawai squirrel vs Finlayson's squirrelMentawai squirrel vs Plantain squirrel
Common questions
Answered only where our data holds the answer.
How big is the mentawai squirrel?
An adult mentawai squirrel weighs 278 g – 296 g, according to values recorded on Wikidata.
Is the mentawai squirrel endangered?
The mentawai squirrel is listed as Vulnerable on the IUCN Red List, meaning it faces a high risk of extinction in the wild.
What kind of animal is the mentawai squirrel?
The mentawai squirrel (Callosciurus melanogaster) belongs to the family Sciuridae in the order Rodentia.
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 - 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). Mentawai squirrel (Callosciurus melanogaster). Retrieved from https://creaturedata.com/animals/mentawai-squirrel
“Mentawai squirrel (Callosciurus melanogaster).” CreatureData, 2026, https://creaturedata.com/animals/mentawai-squirrel.
@misc{mentawai_squirrel_2026,
title = {Mentawai squirrel (Callosciurus melanogaster)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/mentawai-squirrel},
note = {Data as of 2026-11-11}
}