Last week, when an Indiana catfishermen hooked a 6-foot-wide dead octopus in the Ohio River, everybody asked, "How did it get there?" Now, 21-year-old Zachary Treitz has the answer. A film student at Boston University, Treitz says he bought the octopus from a seafood restaurant, used it in a short film project, then dumped it in the river. Although he says this was not a publicity stunt, his short film is now circulating the web. The story below includes the "octopus picnic" clip.