This ranking counts down the 25 smartest dog breeds based on Stanley Coren's widely respected 2006 book The Intelligence of ...

Explore the fascinating ways dog breeds continue to evolve through genetic influences. The fluffy Afghan Hound and the sleek Greyhound may seem worlds apart. Yet, their coat length is determined by ...

While the range of physical diversity dogs show is often thought to be the result of intense breeding over the last 200 years, a new study – based on tracing 50,000 years of canid skull evolution – ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

The gray wolf, also called the timber wolf, is the largest member of the canine family with fur ranging from gray to brown, black or white. Smithsonian's National Zoo and Conservation Biology ...