Some South Carolina dogs still live in the wild, and local people have long thought they were one of the few breeds that predated the European arrival in the Americas: “Our native dog,” as Michael Ruano, another enthusiast who often works with Mr. Anderson, put it. “America’s natural dog.”
Now, a new study of canine DNA backs up the folklore. A team led by Peter Savolainen at the Royal Institute of Technology in Sweden has reported that several dog breeds in the Americas — among them the Peruvian hairless, the Chihuahua and the Carolina dog — are without some genetic markers indicative of European origin, suggesting they arrived in an earlier migration from Asia.
Read the full article here: D.N.A. Backs Lore on Pre-Columbian Dogs