They have found that the relationship with the humans began more than 18.800 years ago. Maybe amateur dogs or the curious ones should begging "visiting" humans to find some food from dead animals that humans killed. Since then the relationship between them have improved a lot because they find advantages on each other.Humans began domesticating them so that they could help them hunting. They have been only considerated pets for 2.000 years more than less.
Robert Wayne, who's the coauthor of the research from the UCLA publicated in the magazine Science, says that the wolf is the first specie and the only one big carnivorous that humans have domesticated.
But, what about the place and the time that it happens?