Introduction to the Hall of Prehistoric Biology: The Hall of Prehistoric Biology presents the world of life that existed on the earth before the history of human civilization to the audience in the unique form of fossils. The exhibition hall mainly focuses on the major events that occurred in the process of biological evolution. For clues, including early life, Cambrian explosion of life, the era of invertebrates, vertebrates, biological landings, reptiles, biological extinction, dinosaurs and birds, egg fossils, dinosaur skin fossils, mammals and humans, several The plates successively show the evolutionary process of organisms from low-level to advanced, simple to complex, aquatic to terrestrial.