The author of music in the documentary film on the fascinating phenomenon of large bird migration entitled Travelling Birds (directed by Jacques Perrin, 2001), Bruno Coulais, wrote: Birds are privileged spectators of natural beauties and witnesses of the folly of man. Their disappearing should be a warning to us all.
Avtor glasbe v dokumentarnem filmu o fascinantnem pojavu množičnih selitev ptic Nomadi sveta (Travelling Birds, režija Jacques Perrin, 2001), Bruno Coulais, je zapisal: Ptice so privilegirane opazovalke lepot narave in norosti človeštva. Njihovo izginjanje bi nam vsem moralo biti v opomin.