Wary airline passengers already on guard for unruly passengers and even real-life snakes on planes might have one more thing " however improbable " to add their slate of possible in-flight disruptions. And it's an icky one: Maggots. Yep, those creepy creatures that thrive on fetid foods and waste have joined the pantheon of things that can cause a flight to change course and ruin travel plans. On Tuesday, Delta Air Lines Flight 133 departed Amsterdam, Netherlands, bound for Detroit, Michigan. But one hour into the flight, the Airbus A330-300 had to turn back to Amsterdam's Schiphol Airport after maggots reportedly fell onto a passenger from an overhead bin