How does the author use foreshadowing in Pigs in Heaven?

In this novel, the protagonist, Taylor Greer, finds herself embroiled in a custody battle with the Cherokee Nation over her adopted Cherokee daughter named Turtle. As she struggles to keep her daughter and at the same time provide a nurturing and safe environment, Taylor is forced to re-examine and redefine her views on family and community. This foreshadows the themes in the narrative like mothorhood, adoption, and identity.