Mice Life Expectancy at Life

Mice Life Expectancy. While the average mouse lifespan is only about 12 months outdoors, indoors, this number can climb to 2 to 3 years. They won't hesitate to invade your home to get an easy access to food and shelter.

Giving mice a protein boost can increase their life expectancy by up to 30 per cent and make them less susceptible to cancer, according to a new study. “the change in life expectancy is significant, when you consider that an equivalent jump in human life expectancy would have us living on average until almost 120,” lead researcher haim cohen of. How long mice can live depends on whether they have food, shelter, and predators.

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While the average mouse lifespan is only about 12 months outdoors, indoors, this number can climb to 2 to 3 years. These rats and hamsters can live for up to 3 years. Mice are known to be highly active throughout their lifespan. Click to see full answer.