That isn’t usually supposed to happen.

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 ...

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 ...

There’s no doubt. The greyish coat, the effortless trot over soft snow, the way it stops, stalks, then strikes, picking off a marmot and ending it with one bite: it’s a wolf. That’s what I’m watching ...

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 ...