A new study has revealed that dogs began their physical transformation from wolves during the Middle Stone Age - several centuries earlier than previously thought. In the 21st century, it is difficult ...

Every family dog carries a long evolutionary story in its cells, one that traces back to gray wolves even if the animal on your couch looks more like a teddy bear than a predator. When people send off ...

Every household dog, from a towering Great Dane to a trembling toy breed, traces back to wild wolves. New genetic work shows that this ancestry is not just a distant story but a living imprint in ...

Chihuahuas have about 0.2 percent wolf ancestry, according to a new study. While that chihuahua might seem about as similar to a wolf as a shrub is to a mighty redwood tree, some small breeds like the ...

It might sometimes feel hard to believe when you're looking at a Chihuahua in a cushy dog bed or a golden retriever in a yellow raincoat and boots, but domestic dogs - yes, all domestic dogs - are the ...

Your pet dog -- and every other dog in the world -- most likely descended from a single population of wolves that lived 20,000 to 40,000 years ago, according to a new study in the journal Nature ...

What’s furry, cute, and may have ancestral ties to ancient wolves? Possibly, your dog. Researchers at the New York-based American Museum of Natural History and the Smithsonian’s National Museum of ...

Although wolf-canine interbreeding has been considered extremely rare, the latest research shows that many present-day canines carry a small amount of wolf genes. A surprising study reveals that there ...

Wolf-dog hybrids are bred by crossing domestic dogs with wolves, sometimes just a few generations back. They carry physical traits and instincts that set them far apart from standard breeds. These ...

Those tiny, fluffy dogs walking down the street may look cute but beware — they probably have some wolf in them. That is the discovery announced on Monday by U.S. scientists, who were surprised to ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. While that chihuahua might seem about as similar to a wolf as a ...