CreatureData

Formosan rock macaque

Macaca cyclopis (Swinhoe, 1863)

LCLeast Concernprimates

The formosan rock macaque (Macaca cyclopis) is a species in the family Cercopithecidae, order Primates. Recorded adults weigh 6 kg to 6.03 kg and live up to 21.5 years. Its IUCN Red List status is Least Concern.

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Quick facts about the formosan rock macaque

Weight
6 kgsrc for Weight
Length
Not recorded
Lifespan
21.5 yearssrc for Lifespan
Diet
Herbivoresrc for Diet
Main food
Not recorded
Habitat
Not recorded
Gestation
163 dayssrc for Gestation
Young per litter or clutch
1src for Young per litter or clutch
Age at maturity
4.52 yearssrc for Age at maturity
Litters or clutches a year
0.885src for Litters or clutches a year
Active
By day (diurnal)src for Active
Lifestyle
Scansorialsrc for Lifestyle
Conservation status
Least Concern (IUCN)src for Conservation status
Countries on record
Not recorded

Photos of the formosan rock macaque

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1 more photo exists under a licence we cannot display: view at source.

Where does the formosan rock macaque live?

Not recorded

What is the formosan rock macaque?

Quoted from WikipediaCC BY-SA 4.0

The Formosan rock macaque (Macaca cyclopis), also known as the Formosan rock monkey or Taiwanese macaque, is a macaque endemic to the island of Taiwan, which has also been introduced to Japan. Besides humans, Formosan rock macaques are the only native primates living in Taiwan. The species was first described by Robert Swinhoe in 1862.

From the Wikipedia article “Formosan rock macaque” (en.wikipedia.org/w/index.php?title=Formosan_rock_macaque&oldid=1373321503), 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 formosan rock macaque endangered?

The formosan rock macaque is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.

  1. LCLeast Concern
  2. NTNear Threatened
  3. VUVulnerable
  4. ENEndangered
  5. CRCritically Endangered
  6. EWExtinct in the Wild
  7. 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 formosan rock macaque classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classMammalia
  4. orderPrimates
  5. familyCercopithecidae
  6. genusMacaca
  7. SpeciesMacaca cyclopis (Swinhoe, 1863)

Synonyms Macaca affinis, Macacus affinis, Macacus cyclopis

Other names and names in other languages (29)
  • Taiwan macaqueEnglish
  • Taiwan macaqueEnglish
  • Taiwanese macaqueEnglish
  • Taiwanese macaqueEnglish
  • مكاك تايوانيArabic
  • utungbnn
  • makak formozskýCzech
  • FormosamakakGerman
  • Formosa-MakakGerman
  • RundgesichtsmakakGerman
  • Μακάκος του ΤαϊβάνGreek
  • Macaca De FormosaSpanish
  • Macaco de FormosaSpanish
  • taiwaninmakakiFinnish
  • Macaque de TaïwanFrench
  • Macaque De FormoseFrench
  • tajvani makákóHungarian
  • Macaco di TaiwanItalian
  • タイワンザルJapanese
  • 대만원숭이Korean
  • FormosamakaakDutch
  • Taiwanese MakaakDutch
  • makak tajwańskiPolish
  • Macaco-de-FormosaPortuguese
  • Тайваньский резусRussian
  • tajvanski makakSlovenian
  • Formoza kaya şebeğiTurkish
  • 台灣獼猴Chinese
  • 臺灣獼猴Chinese

Catalogue of LifeWikipediaiNaturalistWikidataIUCN Red List

Relatives of the formosan rock macaque

Other species in the same genus Macaca.

CompareFormosan rock macaque vs Rhesus macaqueFormosan rock macaque vs Barbary macaqueFormosan rock macaque vs Japanese macaqueFormosan rock macaque vs Crab-eating macaque

Common questions

Answered only where our data holds the answer.

How big is the formosan rock macaque?

An adult formosan rock macaque weighs 6 kg, according to values recorded on Wikidata.

Is the formosan rock macaque endangered?

The formosan rock macaque is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.

How long does the formosan rock macaque live?

The formosan rock macaque has a recorded lifespan of 21.5 years.

How long is the formosan rock macaque pregnant?

The recorded gestation period is 163 days.

What kind of animal is the formosan rock macaque?

The formosan rock macaque (Macaca cyclopis) belongs to the family Cercopithecidae in the order Primates.

Sources and how to cite this page

Data as of 2026-11-11. How this page is put together.

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APA

CreatureData. (2026). Formosan rock macaque (Macaca cyclopis). Retrieved from https://creaturedata.com/animals/formosan-rock-macaque

MLA

“Formosan rock macaque (Macaca cyclopis).” CreatureData, 2026, https://creaturedata.com/animals/formosan-rock-macaque.

BibTeX
@misc{formosan_rock_macaque_2026,
  title = {Formosan rock macaque (Macaca cyclopis)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/formosan-rock-macaque},
  note = {Data as of 2026-11-11}
}