The contents of an ancient wolf pup's stomach yields surprising clues into the genetic lineage of extinct species.

The story of bringing dire wolves back from extinction begins not in a laboratory, but in ancient deposits where their remains lay buried for millennia. The genetic material that would eventually give ...

Most pet dogs carry a little wolf inside them; tiny snippets of wolf DNA that slipped into dog genomes after domestication. A new study, published in Proceedings of the National Academy of Sciences, ...

Although wolf-canine interbreeding has been considered extremely rare, the latest research shows that many present-day canines carry a small amount of wolf genes. A surprising study reveals that there ...