The article attempts to analyze The Call of the Wild from the perspective of ecoethics,represents both the maltreatment of animals by some humans without ecoethics and the harmonious relationship between the ecoethic man and animals,thus trying to prove Jack London’s ecoethic thought. The article attempts to analyze The Call of the Wild from the perspective of ecoethics, Represent both the maltreatment of animals by some humans without ecoethics and the harmonious relationship between the ecoethic man and animals, thus trying to prove Jack London’s ecoethic thought.