That isn’t usually supposed to happen.

Every household dog, from a towering Great Dane to a trembling toy breed, traces back to wild wolves. New genetic work shows that this ancestry is not just a distant story but a living imprint in ...

Wolf-dog hybrids are bred by crossing domestic dogs with wolves, sometimes just a few generations back. They carry physical traits and instincts that set them far apart from standard breeds. These ...

The rare Blue Bay Shepherd has a wild look—but the sweet personality is stealing hearts.

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 ...

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 ...