What did torak do to the wolf cub?

Torak, the protagonist of Michelle Paver's "Chronicles of Ancient Darkness," rescues a wolf cub after its mother is killed. He forms a deep bond with the cub, whom he names Wolf, and they become inseparable companions. This connection plays a crucial role in Torak's journey, as Wolf assists him in navigating the challenges they face in the wilderness. Together, they embody the themes of loyalty and friendship throughout the series.