What type of environment does Buck have to adapt to in "The Call of the Wild"?

Buck must adapt to mountainous terrain with harsh snowy conditions throughout "The Call of the Wild." The narrative takes place in the Yukon during the Klondike Gold Rush, where Buck faces relentless cold, deep snow, and the rugged wilderness. This environment is characterized by extreme weather that challenges his physical endurance and instincts.

As Buck journeys through these harsh conditions, he learns to survive by tapping into his primal instincts, relying on his strength and resilience. The snowy landscape tests his abilities to find food, navigate, and protect himself in a competitive, often dangerous setting filled with wild animals and human adversaries. This transformative experience is central to Buck's evolution from a domesticated pet to a wild, self-reliant creature, illustrating the powerful theme of survival and adaptation in the novel.