How Long Do Dogs Live For Indoors?
How Long Do Dogs Live For Indoors? Type of Pet Average Life Expectancy (In Captivity) Small Dog (under 20 lbs)13 years Medium Dog (20–89 lbs) 11 years Large Dog (over 90 lbs) 8 years Indoor-Only Cat 12–18 years Do outside or inside dogs live longer? Environment. Environmental factors also affect a dog’s life expectancy. For