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

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.

Those tiny, fluffy dogs walking down the street may look cute but beware – they probably have some wolf in them.

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

Those tiny, fluffy dogs walking down the street may look cute but beware -- they probably have some wolf in them.They found ...

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 ...

Today’s wolves and dogs share a common ancestor. But a deeper look at their genes reveals that interbreeding since dogs were domesticated 20,000 years ago hasn’t been as rare as scientists assumed.

The Livestock and Pet Protection Act would allow states to manage their own wolf population, and prevent judges from ...