Modern dogs share 99% of their DNA with wolves, so how did a fierce wild animal become our loyal companion? NatGeo.com/Domesticated | National Geographic Animals

Where do domestic dogs come from? An international team of scientists have made a groundbreaking discovery revealing that dogs may have been domesticated not once, as widely believed, but twice. Here two Oxford scientists who were part of the project tell the thousand year long story of our friendship with dogs. | University of Oxford