A Scotch Bestiary: Enigmatic Variations on a Zoological Carnival at a Caledonian Exhibition is an organ concerto by the Scottish composer James MacMillan. The work was commissioned by the BBC and the Los Angeles Philharmonic. It was composed from 2003 to 2004 and was first performed by the organist Wayne Marshall and the Los Angeles Philharmonic under the direction of Esa-Pekka Salonen at the Walt Disney Concert Hall on October 7, 2004. Paul Jacobs (organist) gave the American East Coast premiere of this work in January 2018 in Philadelphia's Kimmel Center for the Performing Arts with the Philadelphia Orchestra and conductor Yannick Nézet-Séguin.