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 ...

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 US scientists, who were surprised to find ...

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 ...

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 ...

Parsifal is a feral dog from southern Italy being brought back into human society. My fellow Psychology Today blogger Marc Bekoff photographed him in Turin and calls him "one of the most amazing dogs" ...

Brian Hare began studying dog intelligence as an undergraduate at Emory University in the 1990s, after realizing that Oreo, his Labrador retriever, had a remarkable ability. Unlike other animals, even ...

As a result of an unprecedented legal act signed by Wisconsin Gov. Scott Walker, this October brings a literal unleashing of dogs to hunt the state's resident wolf population. Soon, GPS-collared dogs ...