These canines “survived for a reason,” an expert told us. But what exactly is causing these rapid genetic transformations?

From Pekingese to St. Bernard and greyhound, dogs come in such startling variety it's easy to forget they belong to the same species. The profusion of breeds today -- at least 150 -- reflects ...

They may have been drawn to the discarded remains from ancient human meals, and a new model shows tame wolves could have become dogs in as little as 8,000 years.

Comparing the dogs of yesteryear with their modern counterparts reveals just how much human influence has shaped their evolution. It's a fascinating journey through time, showing how our ...

Bowing by stretching the forelimbs evolved to become a highly ritualized signal for inviting dogs to play, have fun, or ...

Every pet owner wishes for more time with their furry companion. The bond between humans and their pets is one of unwavering ...

Trying to marry this history of dog evolution with that of humans is a tall order. “It’s like you have an ancient text in two different languages, and you’re looking to see how ... Lisa Winter became ...

An curved arrow pointing right. The Science of Dogs blog compared popular dog breeds from the 1915 book "Dogs of All Nations" to their current day counterparts. Produced by Emmanuel Ocbazghi ...

Ray Coppinger, a biologist at Hampshire College and author of Dogs: A Startling New Understanding of Canine Origin, Behavior, and Evolution, says that "natural" breeds occasionally arise.