what is the function of the gizzard
The Function of the gizzard is to act as an agent for mechanical breakdown of food. The food of many birds, specifically the hard seed eating ones, is swallowed hole and in th â¦ e gizzard small swallowed stones or keratin plates in the gizzard wall brake-down the food stuffs into small pieces for further digestion. gizzard is a sack like organ at the back of the earthworms throat. The gizzard basically chews the earthworm's food since the worm doesn't have any teeth. The crop is a thin â¦ ner organ closer to the head. The crop stores food.