This 9-year-old rescue dog was left alone and scared—until a Kentucky shelter worker took him home and changed both their ...

When California resident Alex Wolf went with his college roommates to adopt a dog from a shelter two decades ago, he had no idea that the little dog would still be his pet over half his life later — ...

One dog in the sunshine state is now an official Guinness World Record holder. Toby Keith, the chihuahua, has just been named the oldest living dog. The seven-pound pooch is 21 years and 99 days old.

The oldest known dogs from many popular breeds often reached a similar age, suggesting that while certain breeds may have a slight edge in longevity, a big part of a dog’s lifespan comes down to ...