Willis McNelly documented how these creatures produced a cinnamic acid-derived biopolymer that appears deep blue. A larval form of these creatures act like leeches and are named for resembling trout. Bile expelled by these creatures as they drown in water is ingested in a ritual (10[1])to become a Reverend Mother. (10[2])These creatures (10[1])are impaled (10[1])with Maker Hooks (10[1])after they are attracted using an egg-shaped thumper. (10[1])These creatures, which are called Shai-Hulud (10[1]-5[1])and (10[1])are ridden by Fremen, guard a psychedelic fungusoid nicknamed spice. An odd 2024 popcorn bucket depicts the massive mouth of, for 10 points, what creatures that roam the planet of Arrakis in Dune? ■END■