Swedish researchers say that dogs may have been domesticated much earlier than some other studies suggest.
A genetic study indicates that dogs may have begun to split from wolves 27,000 years ago.
The discovery, in Current Biology, challenges the view that dogs were domesticated much more recently, around 15,000 years ago as humans changed from being hunter-gatherers to farmers.
The study might also explain the deep bond between dogs and humans.
Read more http://www.bbc.co.uk/news/science-environment-32691843
