"Anne Elk's Theory on Brontosauruses" is a sketch from Episode 31 of Monty Python's Flying Circus, "The All-England Summarize Proust Competition" (1972). The sketch features a television presenter (Graham Chapman) interviewing paleontologist Anne Elk (John Cleese in drag). The plot of the sketch is that Miss Elk (who is very concerned about being properly credited: "A. Elk, brackets, Miss, brackets") has severe difficulty presenting her new theory about brontosauruses due to her bizarre mannerisms, which include circumlocution, repetition, and obnoxious, noisy throat-clearing. When she is finally able to state her theory, it turns out to be a very trite observation that "All brontosauruses are thin at one end, much, much thicker in the middle, and then thin again at the far end." In the or