Add Yahoo as a preferred source to see more of our stories on Google. Those tiny, fluffy dogs walking down the street may look cute but beware — they probably have some wolf in them. That is the ...

A new study published in Proceedings of the National Academy of Sciences has uncovered that two-thirds of dog breeds have detectable wolf DNA, from chihuahuas to Arctic sled dogs. Studies on wolves ...

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 ...

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 ...

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 ...

The tiny, fluffy Chihuahua shuffling past you on the street may be part wolf. According to a new study led by scientists at the American Museum of Natural History and the Smithsonian's National Museum ...

Add Yahoo as a preferred source to see more of our stories on Google. A recent study reveals how many modern-day dog breeds still have traceable wolf DNA U.S. scientists found that two-thirds of dog ...

Most modern dog breeds have small amounts of wolf ancestry from long after dogs were domesticated, according to a new study. The wolf DNA isn't left over from when dogs and wolves diverged; instead, ...

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 ...

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 ...