Many dog populations seem to have two doses of wolf genes.

JOHN TIMMER – 6/29/2022, 4:43 PM

https://arstechnica.com/science/2022/06/ancient-wolf-genomes-indicate-an-east-asian-origin-for-dogs/

51WITH 37 POSTERS PARTICIPATING

• SHARE ON FACEBOOK
• SHARE ON TWITTER

Man’s best friend was the first of many animals humans have domesticated. But there was no clear before-and-after moment where dogs were suddenly a distinct population of wolves. While some ancient skeletons are clearly dogs, there are a lot of ambiguous skeletons earlier than that. It’s possible to get a sense of what happenedusing the genomesof modern and ancient dogs. But this analysis depends heavily on what you think the wolf populations dogs were derived from look like.

Now, researchers have generated a much clearer picture of the last 100,000 years of wolf evolution. The picture it paints is a population that remained a single…