How does Buck react to his kidnapping?

Buck initially reacts to his kidnapping with confusion and fear as he is suddenly uprooted from his comfortable life in California. He struggles to understand his new environment and the brutal treatment he receives from humans. As he faces the harsh realities of his new existence, he gradually adapts, tapping into his instincts for survival and resilience. Ultimately, this experience transforms him from a domesticated pet into a strong, independent creature.