and the ground became less capable of showing a footprint.
Soon Dick began to feel so ill and weak from eating
such poor fare, that he gave up all hope of discovering
the tracks, and was compelled to push forward at his
utmost speed in order to reach a less barren district,
where he might procure fresh meat; but the farther he
advanced the worse and more sandy did the district
become. For several days he pushed on over this arid
waste without seeing bird or beast, and, to add to his
misery, he failed at last to find water. For a day and