Lifespan/Longevity
If a house mouse is a pet, the average life span is about 2 years, but mutant and calorie-restricted captive individuals have lived for as long as 5 years. Wild-derived captive Mus musculus individuals have lived up to 4 years in captivity. In the wild, most mice do not live beyond 12-18 months.
Range lifespan
Status: wild: 12.0 to 18.0 months.
Range lifespan
Status: captivity: 5.0 (high) years.
Average lifespan
Status: captivity: 2.0 years.
Typical lifespan
Status: wild: 12.0 to 18.0 months.
Typical lifespan
Status: captivity: 5 (high) years.
Average lifespan
Status: captivity: 2.0 years.
