It's a beautiful sight to see how a big dog loves small puppies. This Instagram video shows a Leonberger named Duncan wanting ...

A Rottweiler puppy testing the limits of what counts as a chew toy got an immediate lesson from her much bigger companion, ...

Puppy Mabel and her little playmate are having a great time, but Chewy is off to the side watching them with a toy in his mouth. The Newfoundland continues watching his puppy sister Mabel wrestle with ...

A study of more than 25,000 U.S. dogs and 238 breeds has linked dog size to varying patterns of risk for health conditions over the course of a dog's lifespan. Yunbi Nam of the University of ...

Cowboy apparently thought the first cuddle session deserved a sequel. After his earlier attempt to snuggle with Cactus racked ...