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 ...

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 ...

After years of racing, I wanted to take my sled dogs back into the wilderness. Credit...Jasper Doest for The New York Times Supported by By Blair Braverman Blair Braverman has completed some of the ...

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 ...