Study provides clues to fate of early North American dogs
NEW YORK — A new study provides fresh evidence that the first dogs of North America all but disappeared after the arrival of Europeans.The only surviving legacy appears to be a cancer that arose from the cells of a dog that lived more than 8,000 years ago and has since spread to other canines throughout the world, an international team reported Thursday in the journal Science.Researchers compared the genomes of ancient and modern American dogs. Results confirm that […]
