Moby Dick was a novel published by Haberman in 1932. It was about a fictional underwater world, which involved the relationship between humans and animals, the collapse of the marine ecosystem, power and morality. The novel mainly told the story of a killer whale named Julian. Julian was a lonely killer whale that roamed the bottom of the sea in search of food and lovers. However, it eventually became a victim of the marine ecosystem because of its strong reproductive ability, huge size and powerful strength, making it the prey of other fish and marine creatures. The main topics in the novel include the relationship between humans and animals, the collapse of marine ecosystem, power and morality, etc. Through the story of Julian, the author emphasized that the over-exploitation and destruction of nature by humans had led to the collapse of the marine ecosystem, causing animals to gradually lose their living space and rights. The novel also explored the issues of power and morality, showing the attitudes and actions of humans in the face of animals. Moby Dick became one of the most influential novels of the 20th century with its profound thoughts and reflections on the natural world. It was widely discussed and studied.