Zoehfeld, K: Dinosaur Tracks - Kathleen Weidner Zoehfeld - Bog

Millions of years ago, dinosaurs left their footprints all over the earth. With each discovery of a dinosaur footprint, ichnologists—scientists who study dinosaur tracks—learn more about these ancient creatures and the world they lived in. Read and find out how to step back into history through the footprint of a dinosaur.