New studies of canine genetics shed light on the diversity of dogs and our longstanding, still-evolving relationship to them.

U.S. scientists analyzed the DNA of numerous modern-day dog breeds, and found that two-thirds of pet dogs have traceable wolf ...

Chihuahuas, rat terriers and miniature poodles are muscling in on strength contests long dominated by big dogs. It takes high ...

Wolf DNA seems to have influenced the size, smelling power and even personality of modern dog breeds, scientists said.

Among dogs without a history of purposeful crossbreeding, samples from two Grand Anglo-Francais Tricolore hounds led the way, ...

On average, terriers, gundogs, and scent hounds have the least wolf ancestry. While some large guardian dogs have high wolf ancestry, others including the Neapolitan mastiff, bullmastiff, and the St.

The wolf DNA isn't left over from when dogs and wolves diverged; instead, it most likely came from interbreeding in the past ...

New research suggests that most modern dogs carry a small but detectable dose of wolf DNA acquired after domestication.

Chihuahuas and their small size don’t stop them from having big opinions, and they are quick to use their voices to share ...

Lindy the Chihuahua has already won several prizes in her single year of competing in dog pageants in the U.K. Lindy the glam Chihuahua regularly wins canine pageants decked out in an ultra-glam ...

After Bella’s first pop-in, she just kept returning. Tail going, heart wide open, delivering joy when this family needed it ...