A solo bassoon represents the title creature luring a castle full of monsters to sleep in the Berceuse, after forcing them to exhaust themselves in the Infernal Dance of King Kastchei.  
A stretch of bars in 7/4 ("seven four") time in this work's Finale was its composer's first use of metrical irregularity, and the composer noted his delight with its natural-harmonic string glissando in Expositions and Developments. The Sinfonietta on Russian Themes by the teacher of its composer informs the oboe melody in this work's Khorovod section, representing a round dance of thirteen princesses.  A solo bassoon represents the title creature luring a castle full of monsters to sleep in the Berceuse, after forcing them to exhaust themselves in the Infernal Dance of King Kastchei.  FTP, name this Stravinsky ballet in which the magical title creature gives Ivan one of its feathers.
A stretch of bars in 7/4 ("seven four") time in this work's Finale was its composer's first use of metrical irregularity, and the composer noted his delight with its natural-harmonic string glissando in Expositions and Developments.
The Firebird or L'Oiseau de Feu or Zhar-ptitsa