[The sun's child] made his way to [a camp] and saw that a great spider -- that which is called a grandmother -- lived there. The spider spoke to the sun's child, and the child was afraid. . . .
I know of spiders . . . There is something crotchety about them; they stop and go and angle away (26-27).
If this is your two passages from The Way to Rainy Mountain, then the answer is:
It adds character and emotion to the myth. (APEX Class ;)
