我叫中华鲟，经常往返于江河和大海之间。我的家族鲟鱼类是古棘鱼类的一支后裔。在古生代，鲟鱼类家族兴旺，儿孙满堂。到了中生代就不再风光了，门庭冷落，几乎绝了“香火”。据鲟鱼化石研究，我的祖先最早出现在距今１．４亿年前，生活在一个超级大陆的咸、淡水域之间。随着 My name is Chinese sturgeon and I often travel between the river and the sea. My family, squid, is a descendant of ancient thorny fish. In the Paleozoic era, the squid family flourished and the children and grandchildren were full. When the Mesozoic Era was born, it was no longer beautiful, and it was deserted. It was almost “incense.” According to the study of fossils of the eels, my ancestors first appeared in the salty and freshwater areas of a supercontinent 140 million years ago. along with