CKWF-FM is a radio station in Peterborough, Ontario, Canada. The station broadcasts an active rock format branded as The Wolf 101.5. The studios are located in the heart of downtown Peterborough at the corner of King St and George St. They are accessible to both listeners and performers. Numerous bands have dropped by the Wolf den for interviews and live performances including Theory of a Deadman, Default, 54-40, Great Big Sea, Matthew Good Band, Sloan, See Spot Run and Edwin.