Large bamboo rat
Rhizomys sumatrensis (Raffles, 1821)
The large bamboo rat (Rhizomys sumatrensis) is a species in the family Spalacidae, order Rodentia. Recorded adults weigh 1.63 kg to 2.75 kg and live up to 3.49 years. Its IUCN Red List status is Least Concern.

Quick facts about the large bamboo rat
- Weight
- 1.63 kg – 2.75 kgsrc for Weight
- Length
- Not recorded
- Lifespan
- 3.49 yearssrc for Lifespan
- Diet
- Herbivoresrc for Diet
- Main food
- Not recorded
- Habitat
- forestsrc for Habitat
- Gestation
- 22 dayssrc for Gestation
- Young per litter or clutch
- 4src for Young per litter or clutch
- Active
- At night (nocturnal)src for Active
- Lifestyle
- Terrestrialsrc for Lifestyle
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the large bamboo rat live?
Not recorded
What is the large bamboo rat?
The large bamboo rat, Sumatran rat, or Indomalayan rat (Rhizomys sumatrensis) is a species of rodent in the family Spalacidae found in Southeast Asia.
From the Wikipedia article “Large bamboo rat” (en.wikipedia.org/w/index.php?title=Large_bamboo_rat&oldid=1314952176), 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 large bamboo rat endangered?
The large bamboo rat 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 large bamboo rat classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderRodentia
- familySpalacidae
- genusRhizomys
- SpeciesRhizomys sumatrensis (Raffles, 1821)
Synonyms Mus sumatrensis, Nyctocleptes dekan, Rhizomys cinereus, Rhizomys erythrogenys, Rhizomys sumatrensis padangensis, Spalax javanus
Other names and names in other languages (15)
- Indomalayan bamboo ratEnglish
- Indomalayan bamboo ratEnglish
- Sumatran ratEnglish
- hlodoun bambusovýCzech
- malesianbambumyllikäsFinnish
- オオタケネズミJapanese
- 수마트라쥐Korean
- 인도말레이쥐Korean
- 큰대나무쥐Korean
- Sumatraanse BamboeratDutch
- bambusowiec indomalajskiPolish
- Большая бамбуковая крысаRussian
- อ้นใหญ่Thai
- 大竹鼠Chinese
- Da ZhushuChinese
Relatives of the large bamboo rat
Other species in the same genus Rhizomys.

Hoary bamboo rat
Rhizomys pruinosus

Chinese bamboo rat
Rhizomys sinensis
CompareLarge bamboo rat vs Hoary bamboo ratLarge bamboo rat vs Chinese bamboo rat
Common questions
Answered only where our data holds the answer.
How big is the large bamboo rat?
An adult large bamboo rat weighs 1.63 kg – 2.75 kg, according to values recorded on Wikidata.
Is the large bamboo rat endangered?
The large bamboo rat is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
How long does the large bamboo rat live?
The large bamboo rat has a recorded lifespan of 3.49 years.
How long is the large bamboo rat pregnant?
The recorded gestation period is 22 days.
What kind of animal is the large bamboo rat?
The large bamboo rat (Rhizomys sumatrensis) belongs to the family Spalacidae 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 - 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). Large bamboo rat (Rhizomys sumatrensis). Retrieved from https://creaturedata.com/animals/large-bamboo-rat
“Large bamboo rat (Rhizomys sumatrensis).” CreatureData, 2026, https://creaturedata.com/animals/large-bamboo-rat.
@misc{large_bamboo_rat_2026,
title = {Large bamboo rat (Rhizomys sumatrensis)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/large-bamboo-rat},
note = {Data as of 2026-11-11}
}