How does Buck respond to John Thornton's death?

Buck's response to John Thornton's death is driven by his deep bond with Thornton and the overwhelming grief that follows. In the narrative, instead of accepting the loss or retreating back to a pack of other dogs, Buck is filled with rage and sorrow. This intense emotional reaction leads him to seek vengeance against the Yeehat tribe, the individuals responsible for Thornton's death. Buck's actions in this moment reflect his profound loyalty to his beloved master and his instinctual drive as an animal in the wild. This piece of the storyline highlights Buck's transformation and his connection to both his human companion and the primal instincts that shape his character as he navigates the wilderness.