The Dog Aging Project, a long-term study on canine aging, has collected data on dog behavior from more than 50,000 owners, ...

The role for which a dog was bred—say retrieving birds—is reflected in their brain structure, according to a study of 33 breeds.

Pure-bred dogs have been regarded as superior to crossbreeds or what some people refer to as mutts. However, we now understand that producing purebred dogs has drawbacks. The lack of variety in the ...