Abstract: Jack London is the early 20th century American literature the most critical spirit of realism， writers， the creative thinking of Jack London is the greatest impact Herbert Spencer's Social Darwinism and the philosophy of Nietzsche's He's "a dog's novel" The creation of a distinct natural tendency， the traditional view that the text of Jack London's "Call of the Wild" is a natural in the works， shaped by his dog's image in the process， more profoundly He embodies Nietzsche's "Superman" philosophy respected， and Darwin's "of natural selection and survival of the fittest" point of view of Jack London's "Call of the Wild" is an outstanding animal fable novels， reference to "the call of wild nature"， it is bound to link its Zi Meipian "White Teeth" and two works to form a complete circle， although the main character is a dog ， But the point is the people of the In this paper， "The Call of Wild"， "White Teeth" the two most representative Zhongpian mainly
