It is a fact that the female genital system of birds plays a leading role in reproduction and production of eggs Just like many other female animals, the avian female begins life with two ovaries and oviducts. However, in most species of birds, the left ovary and oviduct grow more rapidly than the right, and the right side regresses, leaving only the left ovary and oviduct.This book deals with the morphological morpho-metrical and microscopic architectural Knowledge of female genitalia of birds for students researcher and scientist. Application of this knowledge direct play vital role for reproduction, production,increases the quality of meat and for increases the number of eggs production.