Cheetos
Wanda has a passion for processed foods. Red Vines, Snickers, and Pop-Tarts: they're all "delicacies" (18.56). That's not a term we'd ever use for a Pop-Tart (a toaster strudel, maybe) but remember...
Eyes
If a character in The Host ever said "the eyes are a window to the soul" they would be right—in the most literal sense. On Earth, Wanda's species call themselves souls. How do you know if a human...
Communism
The 1950s version of Invasion of the Body Snatchers was a thinly veiled allegory about the horrors of communism. The alien race in The Host almost parodies this fear: Oh my god, Everyone gets along...