The experts at Alaska Dog Works identified 50 key moments in the history of dogs that define the species in a chronological timeline.
6,400–14,000 years ago: Dogs become globetrotters
According to the Atlantic, it’s likely there was more than one domestication event, although Smithsonian concedes a scientific disagreement on that point. The multiple-domestication theory states that humans domesticated early wolf descendants in both the East and the West independently around the same time. This created a fork in the DNA of dogs, which were continuously bred both with each other and with wolves in both the East and the West, creating a menagerie of different dog species.
Read: Agricultural Revolution changes man and dog
