According to PetMD, the average life span of a mixed breed dog under 90 pounds is 11 years, while larger dogs live for about eight years. For purebred dogs, life expectancy varies by breed. More »

How long a dog flea survives depends on several factors. The average flea survives a few days to two weeks without a food supply, and they can live much longer with a host. More »

Dogs can become dehydrated within a few hours in hot summer weather, says veterinarian Cynthia Otto, DVM, PhD. In the case of extremely hot weather, older dogs, those with heavy coats and those suffering severe dehydrati... More »

The life expectancy of a Bluetick hound is 11 to 12 years. Bluetick coonhounds are bred for hunting and are descendants of the English foxhound, brought to the United States during colonial times. This breed originated i... More »

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The life expectancy of a Shih Tzu is from 16 to 18 years. This is longer when compared to larger breed dogs with lifespans that average 12.8 years. More »

The Havanese breed of dog usually grows to be 8 to 11 inches tall at the shoulders and weigh 7 to 13 pounds when full grown. The life span of a Havanese dog is typically between 12 and 15 years. More »

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The Russian toy is the smallest breed of dog on average, and ranges in weight from 3 to 6 pounds and 8 to 10 inches in height. Toy fox terriers are a close seconds, with an average weight between 3 1/2 to 9 pounds. More »

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