The Flock is a short experimental animation movie inspired by observation an flock of sterlings. Birds in autumn period formed huge flock where they behaviour and action is very sinchronised, The Birds behaved as a part of bigger organism. The movie showed sterlings drawn geometric path on the sky. The movment of birds is reapeted as a solid linear geometric structure and bagan a form of prison for them. The movie is about action in frame of community and limitation of fridom. Sound source from the movie was located in closed birdhouse shaped object.