Mountain and Sea Simulation, Starting from a Snake

In a strange mountain forest. Giant trees support the sky, and mountains and rocks stand in abundance. There are huge and strange footprints everywhere in the forest, as well as all kinds of frightening strange sounds. And on a tree trunk, there was a strange bird that was the size of a sparrow, but was covered in red and had a hook-like beak. It seemed to be sleeping soundly with its eyes closed. "Hiss...!"