Wolf DNA seems to have influenced the size, smelling power and even personality of modern dog breeds, scientists said.

The wolf DNA isn't left over from when dogs and wolves diverged; instead, it most likely came from interbreeding in the past ...

U.S. scientists analyzed the DNA of numerous modern-day dog breeds, and found that two-thirds of pet dogs have traceable wolf ...

Researchers studying thousands of canine genomes discovered that wolf DNA is still present in most dog breeds. This ancient ...

The two subspecies split about 20,000 years ago. But since then, they may have interbred more often than Smithsonian ...

A team of researchers from the American Museum of Natural History and the Smithsonian National Museum of Natural History ...

When scientists compared the DNA of thousands of dogs and wolves, they found the two species were not as separate as once ...

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 ...

The scientists found that 64.1% of modern breed dogs carry wolf ancestry due to genetic crossbreeding nearly 1,000 ...

Scientists find wolf DNA in most modern dog breeds, revealing widespread ancestry that shaped size, behavior and adaptation.

Some massive breeds such as the St. Bernard completely lack wolf DNA, but the tiny Chihuahua retains detectable wolf ancestry ...

Most modern dogs carry traces of wolf ancestry that subtly influence their behavior, appearance, and environmental adaptations.