"Song of Fossils" wrote that fossils "are like carefully drawn life files ... the ship of life has been approaching since ancient times.

In the long geological age, countless creatures lived on the earth, and many of their dead bodies or traces left by life were buried by the sediment at that time.

Maybe it's this sentence ...

From the fossils, we can see the faces of ancient animals and plants, from which we can infer the living conditions and living environment of ancient animals and plants, as well as the formation times and changes experienced by the strata buried with fossils, as well as the changes of monks from ancient times to the present.