When you look at the current research on spaying and neutering, the AGE at which it's done turns out to be vitally important to your dog's future health. For example, your female dog should NOT be spayed at 6 months old.
Life Expectancy of Dogs and Cats. We hope our pets will be a part of our lives for many, many years but the fact is that the average life expectancy is 10-12 years for dogs and 10-14 years for cats. Older pets have very specific needs and are particularly susceptible in later years to cancer, arthritis, and dental disease.
Quick Answer. The average lifespan of a domesticated cat ranges from 12 years to 18 years. Cats aged 20 years and older are not uncommon. The oldest recorded cat was Creme Puff, a female cat who lived to be 38 years and 3 days old, or the equivalent of 168 human years. Continue Reading.