The breed of dog that typically lives the longest is the Australian Cattle Dog, also known as the Blue Heeler or Queensland Heeler, which has a lifespan of up to 20 years. However, other breeds that are known to have long lifespans include the Chihuahua, Pomeranian, and Shih Tzu, which can live to be 15 to 20 years old. It’s important to note that the lifespan of a dog can be influenced by several factors, such as genetics, diet, exercise, and overall health.
Dachshund, Jack Russell Terrier, Lhasa Apso, and Maltese are some other breeds of dogs that are known for their longevity. These breeds can live to be 12 to 18 years old, depending on their overall health and care. Additionally, small-sized dogs, in general, tend to live longer than larger breeds. This is likely due to the fact that they have a slower metabolism and less stress on their bodies, which can reduce the risk of developing certain health problems.

As we have mentioned genetics are not the only factor that affects a dog’s lifespan. The environment, diet, and exercise also play a significant role in determining how long a dog will live. A well-balanced diet, regular exercise, and prompt veterinary care can help ensure that a dog stays healthy and lives a long and happy life.
It’s important to remember that every dog is different, and even within a breed, individual dogs may have different lifespans. Some dogs may experience health problems or develop conditions that can shorten their lifespan, while others may live well into their senior years. By providing proper care and attention, pet owners can help maximize their dog’s lifespan and enjoy many happy years together.