Add Yahoo as a preferred source to see more of our stories on Google. Chihuahuas have about 0.2 percent wolf ancestry, according to a new study. While that chihuahua might seem about as similar to a ...

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 ...

Researchers studying thousands of canine genomes discovered that wolf DNA is still present in most dog breeds. This ancient genetic influence shows up in traits like body size, behavior, and ...

The gray wolf, also called the timber wolf, is the largest member of the canine family with fur ranging from gray to brown, black or white. Smithsonian's National Zoo and Conservation Biology ...

Many dog owners may not be surprised to learn that most dogs still carry some wolf DNA in their genomes. Domestication has changed dogs dramatically from their wolf ancestors, but most do still have ...

NEW YORK — Using the oldest dog genes studied so far, scientists are finding more evidence that our furry friends have been our companions for thousands of years. Scientists think dogs descended from ...

Add Yahoo as a preferred source to see more of our stories on Google. Remains on a small island in the Baltic Sea suggest that humans kept and cared for wolves for thousands of years before they ...

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 ...

A recent study revealed that a majority of modern-day dog breeds had close contact with wolves several thousand years ago Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...