Introduction to animal fossils: Animal fossils include insects, fish, amphibians, reptiles, birds and mammals. Among them, insect fossils have been found in 12 orders, 84 families, 221 genera and 400 species; fish fossils have been found in 7 genera and 10 species in the family Cyprinidae and Loachidae; representatives of more than a dozen genera and species have been found in amphibians, including anuran salamanders and anurans. Objective toads, spade-footed toads, tree frogs, frogs, frogs and tree frogs; reptile fossils include turtles, crocodiles, and snakes; a total of 6 species of bird fossils have been discovered, among which the discovery of Shanwang Shandongornithium fills the gap in my country's central The blank of New Epoch bird fossils has caused a strong sensation in the international paleontological community and has extremely high academic and research value. A total of 17 genera and 18 species of mammals have been discovered, including Triangular Proteus, Hornless Rhinoceros, Oriental Ursus, Confucius Dogs, bears, etc. are all rare treasures.