This TED-Ed companion resource explores the bizarre biology of the tongue-eating louse (Cymothoa exigua), a parasitic crustacean that replaces a fish’s tongue. Perfect for biology, marine science, zoology, and life science classes, this resource includes 20 high-level discussion questions, a structured essay prompt, and an expanded debate topic with multiple viewpoints. Designed for Socratic seminars, worksheets, warm-ups, homework assignments, or classroom discussions. Great for deepening s