# Lion-tailed macaque (*Macaca silenus*)

Canonical page: https://creaturedata.com/animals/lion-tailed-macaque  
Data as of: 2026-11-11

The lion-tailed macaque (Macaca silenus), also called the Wanderoo or Liontail macaque, is a primate in the family Cercopithecidae and the genus Macaca. It is a medium-sized mammal with an adult body mass of 4.75 kg, and our sources report values up to 6.57 kg. This macaque is a diurnal, scansorial herbivore. It is listed as Endangered on the IUCN Red List, which is an IUCN threatened category, and it has a lifespan of 40 years.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 4.75 kg – 6.57 kg |
| Length | Not recorded |
| Lifespan | 40 years |
| Diet | Herbivore |
| Longest recorded lifespan | 40.2 years |
| Main food | Not recorded |
| Habitat | Not recorded |
| Gestation | 176 days |
| Young per litter or clutch | 1 |
| Age at maturity | 4.17 years – 6.87 years |
| Litters or clutches a year | 0.7 |
| Active | By day (diurnal) |
| Lifestyle | Scansorial |
| Conservation status | Endangered (IUCN) |
| Countries on record | Not recorded |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Primates
- family: Cercopithecidae
- genus: Macaca
- species: *Macaca silenus* (Linnaeus, 1758)

Synonyms: *Cercopithecus vetulus*, *Macaca albibarbatus*, *Macaca ferox*, *Macaca veter*, *Simia ferox*, *Simia silenus albibarbatus*

## Common questions

### What kind of animal is the lion-tailed macaque?

The lion-tailed macaque is a mammal in the order Primates and the family Cercopithecidae, placed in the genus Macaca.

### How heavy is the lion-tailed macaque?

The lion-tailed macaque has an adult body mass of 4.75 kg, and our sources report values up to 6.57 kg. This places it in the medium size class.

### What does the lion-tailed macaque eat?

The lion-tailed macaque is a herbivore.

### Is the lion-tailed macaque endangered?

Yes. The lion-tailed macaque is listed as Endangered (EN) on the IUCN Red List, an IUCN threatened category.

### How long does the lion-tailed macaque live?

The lion-tailed macaque has a lifespan of 40 years, with values up to 40.17 years reported by our sources.

### How many young does the lion-tailed macaque have?

The lion-tailed macaque has 1 young per litter, at a rate of 0.7 litters per year, after a gestation period of 176 days.

### When does the lion-tailed macaque reach sexual maturity?

The lion-tailed macaque reaches sexual maturity at 5.5 years, with reported values from 4.2 to 6.9 years.

### Who named the lion-tailed macaque?

The lion-tailed macaque, Macaca silenus, was named by (Linnaeus, 1758).

## Sources

- [An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles](https://doi.org/10.6084/m9.figshare.3563457.v1), 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](https://www.checklistbank.org/dataset/316691), 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](https://commons.wikimedia.org), 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](https://doi.org/10.6084/m9.figshare.3559887.v1), 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](https://www.wikidata.org), CC0 1.0, 2026-11-11. Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service).
- [Wikipedia (English)](https://en.wikipedia.org), 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).

Cite as: Lion-tailed macaque (Macaca silenus). Retrieved from https://creaturedata.com/animals/lion-tailed-macaque