What happened in forty mile creek in call of the wild?

In "The Call of the Wild," Forty Mile Creek is a pivotal location where Buck, the protagonist, experiences the harsh realities of the Klondike Gold Rush. The camp is filled with prospectors and dog teams, showcasing the brutality of the environment and the competition for survival. Buck witnesses the cruelty of humans, particularly when he sees the treatment of weaker dogs, which deepens his instinctual drive to adapt and survive in the wild. This moment signifies a turning point in Buck's transformation from a domesticated pet to a primal creature of the wilderness.