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

Their new study, published in PNAS, examined 2,693 genomes from modern and ancient dogs and wolves. It shows that 64% of dog ...

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

Among dogs without a history of purposeful crossbreeding, samples from two Grand Anglo-Francais Tricolore hounds led the way, ...

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

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

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

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

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

Animal rescues often emphasize spaying and neutering your dogs, especially amid a massive overflow of dogs and puppies in shelters across the United States. When female dogs are in heat, they attract ...

New research led by scientists at the American Museum of Natural History and the Smithsonian's National Museum of Natural History reveals that the majority of dogs living today have low but detectable ...