One of the hardest things about being a pet parent is having to say goodbye to our much-loved pets, so doing some research on which dog breed lives the longest can help you choose a canine companion that will be part of your family for years to come.
Research on how to convert dog years to human years has highlighted that size does matter when it comes to longevity, with the smaller dog breeds generally having almost double the expected lifespan of the largest breeds.
