海豚的故事

How important is the tail fin to a dolphin swimming in the ocean, if there is no tail fin, the dolphin will float forever and can no longer dive into the water, If you dive into the water forcibly, you will die because you can't breathe. A little boy found a whale with an injured tail fin on the seashore. In order to help the dolphin survive, he returned to the ocean for free diving as before. Everyone took the injured dolphin to the marine hospital and named him Wen. special. Everyone cares about Winter's life, and they also try their best to heal his injured tail fin, but judging from the injury situation, it is difficult to repair the dolphin's tail fin unless it is installed with artificial tail fins. Scientists have all come to the marine hospital and began to try to make him the first artificial tail fin in history, so as to help the dolphin return to its home in the sea, so that he can swim freely in the ocean and breathe the air above the ocean. In the end, such a peculiar tail fin was successfully made, and people also sent the dolphins to the sea, and the dolphins who regained their tail fins will live happily ever after