What is the impact of the "call of the wild" on Buck?

The impact of the "call of the wild" on Buck is that it strengthens his connection to his instincts and heritage. Throughout the story, Buck evolves from a domesticated pet into a creature attuned to the primal forces of nature. The call signifies an awakening of his ancestral instincts, compelling him to rediscover his true identity as a wolf-like creature in the wild. This transformation illustrates a deepening bond with his natural instincts, enabling him to embrace aspects of his heritage that had been suppressed during his time as a pampered pet.

As Buck responds to this call, he learns to rely on his instincts for survival, enhances his physical capabilities, and taps into a more profound sense of freedom and purpose. This journey highlights the theme of returning to one’s roots and the inherent power of the wild, showcasing Buck's journey from captivity to a life that resonates with his deeper, primal self.