Regardless that domestic dog breeds fluctuate greatly—from tiny Chihuahuas to large Terrific Danes—all of them come from exactly the same ancestors and share ninety nine.nine% in their DNA with The grey wolf. “Dogs have been domesticated from a lineage of grey wolves which have been extinct,” Dr. vonHoldt states. Description: https://thca-flower77658.mybloglicious.com/55873510/not-known-factual-statements-about-dog-digestive-health