The face of every Indian was in sight, and he studied the expression of each broad, coppery countenance. He knew they were talking by the movements of the thin lips, and, despite the noise of the rushing stream, he heard one of them grunt several times. This particular warrior was shorter and more solidly built than the rest, and appeared to be some kind of a leader, for he had the most to say, and the boy noticed, while on the march, that he directed the actions of the rest.