Small Japanese field mouse lifespan and age in human years
Longest recorded 5 years
🏆 The longest-lived small japanese field mouse on record reached 5 years in captivity.
Small Japanese field mouse (Apodemus argenteus). The oldest known individual lived 5 years; this chart maps that record to a human age of 120. Most individuals live considerably shorter lives than the record.
- Reaches adulthood at about 2 months
- Adult weight about 23.4 g
- Gestation about 23 days
- About 4.1 young at a time
How old in human years?
Age
Small Japanese field mouse age chart in human years
Shaded rows are equivalent to human age 60+.
| Small Japanese field mouse | Human age | Stage |
|---|---|---|
| 6 mo | 25 | Adult |
| 1 yr | 36 | Adult |
| 1 yr 6 mo | 46 | Middle age |
| 2 yr | 57 | Middle age |
| 2 yr 6 mo | 67 | Senior |
| 3 yr | 78 | Elderly |
| 3 yr 6 mo | 88 | Elderly |
| 4 yr | 99 | Elderly |
| 4 yr 6 mo | 109 | Elderly |
| 5 yr | 120 | Elderly |
Small Japanese field mouse profile
| Classification | Mammalia > Rodentia > Muridae |
|---|---|
| Scientific name | Apodemus argenteus |
| Adult weight | about 23 g |
| Age of maturity | 2 months |
| Gestation | about 23 days |
| Litter / clutch size | 4.1 |
| Longest recorded | 5 years (captivity) |
Sources
How we convert ages: method.
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