Summarize the survival skills used by grandmother to get Saul to Minaki alive. What does this reveal about her character?

Saul's grandmother taught him to gather food from nature, catch bait, and smoke fish. She taught him to make needles for sewing from fish bones, and to sew buttons on his shirts. Grandmother knew the lay of the land, she navigated the canoe, and she told them the stories of their ancestors.