Who takes over the dog team after Buck defeats Spitz?

After Buck defeats Spitz in a fierce struggle for leadership, Buck becomes the lead dog of the team. This moment is significant as it marks Buck’s ascension to a position of power and respect within the pack, reflecting his growth and adaptation to the brutal, survival-driven environment of the Yukon. Buck's victory is not just a physical dominance over Spitz; it symbolizes his embrace of his wild instincts and his capability to lead the team through challenges. This transition in leadership also showcases the theme of survival of the fittest central to the narrative, where only the strongest and most adaptable can thrive in the harsh realities of life in the wild. Buck's leadership represents not only a change in the dynamics of the dog team but also a pivotal step in his personal evolution as he reconnects with his ancestral roots.