In Peter Doyle’s book Understanding fossils: an introduction to invertebrate palaeontology. We are taught that the fossils have been around for millions of years. In fact the remains of these organisms, both big and small, left behind once their purpose in life was over, helped form landscapes. Doyle teaches that “Palaeontology has its roots in two subjects: geology and biology. Geology and palaeontology are intimately linked.”(1) He goes on to say that a discovery of a shark’s tooth, by a Danish physician named Niels Stensen, that had been embedded in rocks found in Tuscany, Italy, look very similar to those of sharks who were living. “From this he concluded that the layered rocks forming the land surface
