Even as a young calf, Longtusk understood the hardships the few remaining of his ancient kind had encountered when the glaciers retreated and grassy forests stole over the vast tundra the herds called home. Worst of all was when the Fireheads came -- cruel, two-legged beasts who kill for pleasure. At a tender age, Longtusk became their prisoner -- hobbled, abused, and stripped of his freedom. But through toil and terror, Longtusk never forgot his...