The Man Who Lives with Wolves

What would compel a man to place himself in constant danger in order to become a member of a wolf pack? To eat with them, putting his head into a carcass alongside the wolves' gnashing teeth? To play, hunt, and spar with them, suffering bruises and bites? To learn their language so his howl is indistinguishable from theirs? To give up a normal life of relationships and family so that he can devote himself completely to the protection of these wild animals? In The Man Who Lives with Wolves , Shau