LIBROS DEL AUTOR: razia kausar

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  • Anatomy of Digestive System of pigeon with regard to age
    Anas Sarwar / Razia Kausar / Sajid Raza
    The digestive system of the birds have some unique aspects in that it stores food temporarily in the crop, and masticates it in the gizzard rather than in the mouth like the other animals. The vertebrate gastrointestinal tract is a dynamic organ (Brugger, 1991). The digestive organs of birds consist of the epithelium derived from the endoderm (Romanoff, 1960). Birds have a dige...
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