Some Surprising Dog Breeds Have Ancient American Heritage A new study of 161 breeds traces some ancestry back to the Americas of 10,000 years ago. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Volcano EXPLODES sending ash five kilometres into the sky after 12 eruptions in ONE HOURHurricane Damage in Puerto Rico Leads to Fears of Drug Shortages NationwideTrump Takes a First Step Toward Scrapping Obama’s Global Warming PolicyDISCOVERED: Nasa finds FIVE elusive supermassive black hole pairsAre humans living in a simulation? Experts deliver DEFINITIVE answer on decades-old theoryMatter: Ancient Viruses Are Buried in Your DNA