the taller man , his crown of silver leaves high upon the flowing waterfall of his chestnut hair , clothed in swaths of forest green and pitch black , was smiling down on the smaller , slighter form of robin , clad in his simple leathers , his black hair shorter and free of the older mans dignified silver streaks , the planes of his square chin and face hit by rays of moonlight as he grinned like a wolf up at the king .