[["The world\u2019s rarest dog, the New Guinea Singing Dog has the longest life expectancy of around 18yrs.  Only about 100 live in captivity and are thought to be the most primitive dog in existence today.", 40.0], ["Normally dog breeds that are small will live longest, but lifespans can vary in individual dogs.", 13.0], ["In general, small dogs tend to live longer. This is because larger dogs age more quickly as they grow up faster. Beagles, Australian Cattle Dog, Lhasa Apso, Pomeranian, Dachshund, Jack Russell Terrier, Toy Poodle, Yorkshire Terrier and Chihuahua are all examples of dogs with longer lifespans. ", 11.0]]
what kind of dog has the longest lifespan
animals