what part of the turkeys anatomy makes the gobble......i was told it was the lil air bag looking thing that has food in it, well i knew that as a craw/crop.....well i was also told that the airbaggy thing is what makes em gobble,but how can that be if there is food in it??????supposely it fills with air and the fat around it makes it gobble...i dont know, so i need to know the truth, lol.....i personally believe the craw is a craw and i really dont know if there is a bag for the gobble or if it just goes into the lungs and comes out...i'm real confused as y'allcan seeand i need some proof.......does anyone know a site that i can get inside of a turkeys anatomy, maybe one with pics.....? thanks in advance.please help, lol........