Stone Age dog buried with 5,000-year-old dagger found in Sweden Archaeologists have discovered an exceptionally well-preserved Stone Age dog skeleton buried with a 5,000-year-old bone dagger in a Swedish bog. NEW You can now listen to Fox News articles! A dog walker recently stumbled upon an ancient axe head during a routine walk in a forest — an item that's believed to date back three millennia. The axe was found by a dog walker named John in the Forest of Dean , a historic woodland in western