# Ass (*Equus asinus*)

Canonical page: https://creaturedata.com/animals/ass  
Data as of: 2026-11-11

The ass (Equus asinus) is a species in the family Equidae, order Perissodactyla. Recorded adults weigh 171.2 kg to 245 kg and live up to 47 years. Source checklists list it for 1 country: Australia.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 171.2 kg – 245 kg |
| Length | Not recorded |
| Lifespan | 47 years |
| Diet | Herbivore |
| Longest recorded lifespan | 50 years |
| Main food | Not recorded |
| Habitat | Not recorded |
| Gestation | 362 days – 370 days |
| Young per litter or clutch | 1 – 2 |
| Age at maturity | 23.3 months – 2.75 years |
| Active | Day and night (cathemeral) |
| Lifestyle | Terrestrial |
| Conservation status | Not recorded |
| Countries on record | 1 country |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Perissodactyla
- family: Equidae
- genus: Equus
- species: *Equus asinus* Linnaeus, 1758

Synonyms: *Asinus vulgaris*, *Equus africanus asinus*, *Equus asinus asinus*, *Equus asinus palaestinae*, *Equus hinnus*, *Equus mulus*, *Eqvus asinus*

## Countries on record

Countries where Catalogue of Life checklists list the species. Many checklists carry no country data, so the list is often incomplete. It is not a range map.

Australia

## Common questions

### How big is the ass?

An adult ass weighs 171.2 kg – 245 kg, according to values recorded on Wikidata.

### Where does the ass live?

Catalogue of Life checklists list the ass for 1 country: Australia. Checklist coverage is uneven, so the true range may be wider.

### How long does the ass live?

The ass has a recorded lifespan of 47 years.

### How long is the ass pregnant?

The recorded gestation period is 362 days – 370 days.

### What kind of animal is the ass?

The ass (Equus asinus) belongs to the family Equidae in the order Perissodactyla.

## 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).

Cite as: Ass (Equus asinus). Retrieved from https://creaturedata.com/animals/ass