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Abstract Poultry pla s an important role in meat and egg production III gypt Poultry production, especially hickeos. duck, turkeys, gee e i, a big busine throughout the world. which became the ’tan lard form of mass-production of protein {Jordan (fIldPaifison, 1996). The digestive, ystem play an important r le in tile digestion of food so it is important to .tudy the anatomy and histology of the digesrrv system of the chicken . ducks and pigeons .The knowledge of the anatomy of the dige rive y tem and its component i also needed a a grounding tor an informed approa h to clinical problems, Tille tudy of the anatomy of the different bird in the last years attract’; the attention of many inve tigators. An excessive work had been done to explain the de. cription 0 the different organs of chicken, duck. goo e lind pigeon (.1cLellatld 19 S and Nickel, Sclmmmer and SeijeTle,19 J. o the aim of the present study i to elucidate more light on the anatomy of the nomach, inte tines lind the liver of the ducks chicken and pigeon which differ in their food apply and their mode of lif swimming du ks), running (chi ken and flying (pigeon). TIm will fill a gap ill rhe comparative anarom r and will gi e II guide for clini at appr ach tor the e pecie . |