01 Extra The Neolithic Revolution Trails coming to light during archaeological digs in Castaneda in 1980 appear to have been dug into the Alpine soil by a wooden plough during the New Stone Age (Neolithic Revolution).Photo: Archaeological Office Graubünden + As early as the New Stone Age, and into the Bronze Age, cattle-drawn wooden ploughs were being used.Image: Plough of Lavagnone, Graph: Raetian Museum + Animal bones dating from the New Stone Age found in Untervaz prove that humans were breeding cattle at the time, and consumed much more meat from domesticated animals than from wild one (in German).Graph: Raetian Museum, after R.-J. Prilloff, 2001 + Charred remnants of plants from the Neolithic found in Zizers show which types of vegetables and grains humans used for food. Among them were barley (24%), wild emmer (5%), wheat (5%), peas (2%), and einkorn (1%) (in German).Graph: Raetian Museum, after Ch. Brombacher/P. Vandorpe, 2012 +