"What was the world like millions of years ago? Did early humans walk on all fours? Did giant sloths lie in trees? Did dinosaurs have feathers? Even as a young girl, Mary Leakey was fascinated by questions like these! In Fossil Huntress: Mary Leakey, Paleontologist, elementary aged children meet Mary as a girl growing up in France and visiting the site of archeological wonders, such as Pech Merle, Fond de Gaume, and La Mouthe. As an adult, Mary leaps...