All prices INCLUDE delivery* / No minimum order The gizzard is an organ found in the digestive tract of some animals including dinosaurs, birds, crocodiles and alligators. This specialized stomach constructed of think muscular walls is used for grinding up food. Gizzards are high in protein and also contain iron, zinc and vitamin B12. They are sent frozen and come cut into smaller pieces so they are easy to store and use. Always feed under supervision. Always ensure fresh drinking water is available.