While domestic Pet dog breeds fluctuate extensively—from very small Chihuahuas to huge Terrific Danes—all of them come from the identical ancestors and share 99.9% of their DNA with the gray wolf. “Dogs were domesticated from the lineage of gray wolves that are extinct,” Dr. vonHoldt suggests. : natural-born adj attr https://andyyzmsc.izrablog.com/36247139/considerations-to-know-about-veterinary-recommended-products