Captain "Aarfy" Aardvark is a fictional character in the 1961 novel Catch-22 by Joseph Heller. Aarfy is the plump navigator in Yossarian's B-25, noted for being oblivious to incoming flak, getting lost on missions, and his omnipresent pipe. His nickname "Aarfy" is an abbreviation of his surname, Aardvark.