protected BufferedImage getImageObjet(Objet o){
		if(o instanceof Lion){
			return this.LionImage;
		}
		if(o instanceof Rocher){
			return this.RocherImage;
		}
		if(o instanceof Antilope){
			return this.AntilopeImage;
		}
		if(o instanceof Nourriture){
			Nourriture n = (Nourriture) o;
			if(n.isViande()){
				return this.Viande;
			}
			else{
				return this.Herbe;
			}
		}
		return null;
	}