One artist has created a dog family tree that highlights the diversity ... but it is because all dogs are members of the same species – Canis lupus familiaris. Their genetic code is relatively ...

The long-held conventional wisdom is that canis lupus familiaris split from wolves ... the researchers built a family tree that shows wolves and dogs splitting much earlier than the 11,000 to ...

Most researchers suggest that the dog was one of the first animals that humans incorporated into daily life. We were walking ... been the forerunner of the Canis lupus classification that grey ...

The dog, Canis familiaris, is a direct descendent of the gray wolf, Canis lupus: In other words, dogs as we know them are domesticated wolves. Not only their behavior changed; domestic dogs are ...

That confirms something scientists had long debated: Canis lupus, the gray wolf, is actually the only wolf species in the United States. Neither the red nor the eastern wolf has any DNA that can ...