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

Scientists find wolf DNA in most modern dog breeds, revealing widespread ancestry that shaped size, behavior and adaptation.

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.

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

A video has revealed never-before-seen behaviors in wolves that could mark the first case of tool use in a wild member of the ...

In this image taken from video released by the USDA, Gray wolves halt an attack on a cow at an undisclosed location along the Oregon/California border after a drone emits noises at them as part of ...