Mentawai rat
Rattus lugens (Miller, 1903)
The mentawai rat (Rattus lugens) is a species in the family Muridae, order Rodentia. Recorded adults weigh 200 g to 224 g and live up to 4.2 years. Its IUCN Red List status is Vulnerable.
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Quick facts about the mentawai rat
- Weight
- 200 g – 224 gsrc for Weight
- Length
- Not recorded
- Lifespan
- 4.2 yearssrc for Lifespan
- Diet
- Herbivoresrc for Diet
- Main food
- Not recorded
- Habitat
- Not recorded
- Gestation
- 22.3 dayssrc for Gestation
- Young per litter or clutch
- 5.95src for Young per litter or clutch
- Age at maturity
- 3.37 months – 3.68 monthssrc for Age at maturity
- Litters or clutches a year
- 4.28src for Litters or clutches a year
- Active
- At night (nocturnal)src for Active
- Lifestyle
- Terrestrialsrc for Lifestyle
- Conservation status
- Vulnerable (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the mentawai rat live?
Not recorded
What is the mentawai rat?
The Mentawai Archipelago rat (Rattus lugens) is a species of rodent in the family Muridae.
It is found only in the Mentawai Islands of Indonesia, on the islands of Siberut, Sipora, Pagai Utara (North Pagai island), and Pagai Selatan (South Pagai island).
From the Wikipedia article “Mentawai rat” (en.wikipedia.org/w/index.php?title=Mentawai_rat&oldid=1381773968), 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 rat endangered?
The mentawai rat 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 rat classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderRodentia
- familyMuridae
- genusRattus
- SpeciesRattus lugens (Miller, 1903)
Synonyms Mus lugens
Other names and names in other languages (7)
- Mentawai Archipelago ratEnglish
- Mentawai Archipelago ratEnglish
- Rata del Archipiélago de SiberutSpanish
- mentawainrottaFinnish
- ムンタワイクマネズミJapanese
- szczur żałobnyPolish
- Ментавайская крысаRussian
Relatives of the mentawai rat
Other species in the same genus Rattus.

Brown rat
Rattus norvegicus

Black rat
Rattus rattus

Polynesian rat
Rattus exulans

Ricefield rat
Rattus argentiventer

Summit rat
Rattus baluensis

Bush rat
Rattus fuscipes
CompareMentawai rat vs Brown ratMentawai rat vs Black ratMentawai rat vs Polynesian ratMentawai rat vs Ricefield rat
Common questions
Answered only where our data holds the answer.
How big is the mentawai rat?
An adult mentawai rat weighs 200 g – 224 g, according to values recorded on Wikidata.
Is the mentawai rat endangered?
The mentawai rat is listed as Vulnerable on the IUCN Red List, meaning it faces a high risk of extinction in the wild.
How long does the mentawai rat live?
The mentawai rat has a recorded lifespan of 4.2 years.
How long is the mentawai rat pregnant?
The recorded gestation period is 22.3 days.
What kind of animal is the mentawai rat?
The mentawai rat (Rattus lugens) belongs to the family Muridae 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).
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Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Mentawai rat (Rattus lugens). Retrieved from https://creaturedata.com/animals/mentawai-rat
“Mentawai rat (Rattus lugens).” CreatureData, 2026, https://creaturedata.com/animals/mentawai-rat.
@misc{mentawai_rat_2026,
title = {Mentawai rat (Rattus lugens)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/mentawai-rat},
note = {Data as of 2026-11-11}
}