"Sredni Vashtar" has been adapted as a chamber opera three times. In 1988 the composer Robert Steadman and the author Richard Adams wrote the 75-minute "Sredni Vashtar". In 1996 Cuban-born composer Jorge Martin and librettist Andrew Joffe with the American Chamber Orchestra produced "Beast and Superbeast", a group of four chamber operas based on stories by Saki, including "Sredni Vashtar". Martin also composed a "Piano Fantasy on Sredni Vashtar" In 2010 the story was again adapted by Nicholas Pavkovic and Jim Coughenour and performed at the San Francisco Conservatory of Music.