AbstractJack London, a famous American writer, was born in 1876 in San Francisco
His novel White Fang is the most attractive one of the animal novels
In this novel, the dog is the protagonist
By describing the life course of the protagonist “White Fang”, the novel conveys the thought of Jack London’s “natural selection and survival of the fittest”
In this paper, through the introduction of the life course of white fang, it analyzes the mutual conversion of “wolves” and the “dogs” under the influence of the changing environmental factors
It is concluded that under the precondition of emphasizing the effect of environment, people must learn to make the correct active alienation
This paper is divided into five parts
The first part is a brief introduction to the author and novel
The seco