The Reality of Neandertal Symbolic Behavior at the Grotte du Renne, Arcy-sur-Cure, France Caron, François ; d'Errico, Francesco ; Del Moral, Pierre ; Santos, Frédéric ; Zilhão, João Abstract Publication: PLoS ONE Pub Date: June 2011 DOI: 10.1371/journal.pone.0021545 Bibcode: 2011PLoSO...621545C