No, this isn’t sped up.
Rudolf Nureyev gives instructions to 'danseur étoile' Laurent Hilaire at a rehearsal of 'Swan Lake' at the Lincoln Center, New York, on July 7, 1986.
Evgenia Obraztsova in Bolshoi’s The Sleeping Beauty
Photo via Denis Rodkin’s vk.com account
Nina Zmievets in Red Giselle by Boris Eifman.
Photo (C) Nikolay Krusser.
Svetlana Zakharova and Denis Rodkin in Bolshoi’s The Sleeping Beauty
Photo by Elena Fetisova
King’s Theatre, Edinburgh (by Festival and King’s Theatres Edinburgh)
Sarah Lamb & Federico Bonelli - photo by Dave Morgan