Can't Fly !

Two brothers, one of them says that chickens can fly but the other one says that they can't, now an unlucky chicken will be used in the experiment of these guys !, which one is right? Care to find out? I'm not the owner of the music so i leave the credits here : Freesound that is a collaborative database of Creative Commons Licensed sounds. Sounds were derived from samples by: -dobroide, thefsoundman, readeonly, flashdeejay, Zabuhailo.