# Yellow-necked mouse (*Apodemus flavicollis*)

Canonical page: https://creaturedata.com/animals/yellow-necked-mouse  
Data as of: 2026-11-11

The yellow-necked mouse (Apodemus flavicollis) is a rodent in the family Muridae and subfamily Murinae, within the order Rodentia of the class Mammalia. It is a small, terrestrial, nocturnal herbivore with an adult body mass of 26.7 g, and up to 29.38 g reported by our sources. Gestation lasts 25.94 days, litters average 5.5 young, there are 2.8 litters per year, and sexual maturity is reached at 51.71 days. Its lifespan is 4.2 years, up to 4.5 years, and it is listed as Least Concern on the IUCN Red List, which is not a threatened category.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 26.7 g – 29.4 g |
| Length | 10 cm |
| Lifespan | 4.25 years |
| Diet | Herbivore |
| Longest recorded lifespan | 4.5 years |
| Main food | Not recorded |
| Habitat | mountain |
| Gestation | 25.9 days |
| Young per litter or clutch | 5.5 |
| Age at maturity | 51.7 days |
| Litters or clutches a year | 2.8 |
| Active | At night (nocturnal) |
| Lifestyle | Terrestrial |
| Conservation status | Least Concern (IUCN) |
| Countries on record | Not recorded |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Rodentia
- family: Muridae
- genus: Apodemus
- species: *Apodemus flavicollis* (Melchior, 1834)

Synonyms: *Apodemus arianus*, *Apodemus brauneri*, *Apodemus cellarius*, *Apodemus flavicollis brauneri*, *Apodemus flavicollis samariensis*, *Apodemus flavicollis saturatus*, *Apodemus parvus*, *Apodemus samariensis*, *Apodemus wintoni*, *Mus arianus*, *Mus cellarius*, *Mus erythronotus*, *Mus flavicollis*, *Mus sylvaticus fennicus*, *Mus sylvaticus princeps*, *Mus sylvaticus typicus*, *Mus sylvaticus wintoni*, *Sylvaemus sylvaticus stankovici*

## Common questions

### What kind of animal is the yellow-necked mouse?

The yellow-necked mouse is a rodent, a mammal in the family Muridae and the genus Apodemus.

### How heavy is a yellow-necked mouse?

An adult Yellow-necked mouse weighs 26.7 g, with up to 29.38 g reported by our sources. It falls in the small size class.

### What does the yellow-necked mouse eat?

The yellow-necked mouse is a herbivore.

### How long does a yellow-necked mouse live?

The yellow-necked mouse has a lifespan of 4.2 years, with up to 4.5 years reported by our sources.

### How many young does a yellow-necked mouse have?

A yellow-necked mouse has 5.5 young per litter and 2.8 litters per year, after a gestation of 25.94 days.

### When does a yellow-necked mouse reach sexual maturity?

It reaches sexual maturity at 51.71 days, with reported values from 51.41 to 52 days.

### Who named the yellow-necked mouse?

The scientific name Apodemus flavicollis is credited to (Melchior, 1834).

## 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: Yellow-necked mouse (Apodemus flavicollis). Retrieved from https://creaturedata.com/animals/yellow-necked-mouse