Assess your understanding of the fossil evidence discovered by Darwin by completing each sentence. Labels may be used more than once. Mylodon Darwin completed a five year journey around the world on the HMS rapid modern During this time, he made many observations including finding raised beaches and marine located high in the Andes Mountains. reproduced Puffin Beagle fossils slow descended Glyptodon Because the mountains were a great distance from the sea, Darwin hypothesized that geological changes in the Earth brought them there over time. In many cases, he found specimens that varied from the species in these areas and around the world. These included Armadillo-like of ancient animals such as the and the giant ground sloth Darwin hypothesized that the living forms of these organisms were from the extinct forms he observed in the fossil record.