undressed mole vermin has a life span of roughly ten years. Exposed vermin mice have a life expectancy of about 10 years. The lifespan of the exposed rodent rat reaches up to 10 years. unclothed mole animal rats have a average longevity of approximately ten years. The unclothed mole creature rat can live up to ten years. Bare mole creature mice can survive for about ten years. The life expectancy of bare mole mice is around 10 years.