The collection presents five rugged short tales set in the desert Southwest, centering on a solitary prospector and his unusually intelligent burro and extending to other men tested by the wasteland. Scenes blend brisk outdoor action—prospecting, hunting, and long desert treks—with close observation of animal behavior and landscape. Recurrent themes include endurance, companionship between human and beast, chance gains and losses, and the moral and physical costs of life on remote trails. Tone shifts between suspenseful, sometimes violent encounters and reflective passages that emphasize nature’s beauty, isolation, and the precariousness of survival in unforgiving country.