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

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

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 ...

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 ...

Learn more about how ancient wolf DNA is still found in modern dogs, and how it’s shaped those breeds.

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

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

Many dog owners may not be surprised to learn that most dogs still carry some wolf DNA in their genomes. Domestication has ...

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

Genomic analysis of more than 2,700 dog and wolf genomes shows that most modern dogs carry small traces of post-domestication ...