The domestication of wolves is believed to have started around 15,000 to 40,000 years ago, though estimates vary. Early humans likely formed a partnership with wolves, using them for hunting ...

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 ...

Dogs and wolves displayed a strong sense of inequity ... played an important role in the evolution of co-operation between humans. Basically, if others treated you badly, you quickly learned ...