Spike the imagination of your readers as they survey a time before mankind, when huge creatures, with even larger necks and spikes, roamed the earth. The simple narrative describes ancient animals that swam the seas, soared through the skies, and roamed the land. Detailed, colorful illustrations stir the imagination and desire to learn. This volume explains various spike shapes, sizes, and uses, and examines fossils that relay long, strong, and huge necks that once existed on ancient beings.