MATING AND SELECTION OF BREEDING STOCK 147 



FEMALE PIGEON 

 1. — Two small eggs with the ovary. 

 2. — Two eggs a triflle smaller than the above. 

 3. — Two that are about ready to enter the oviduct. 

 4.— Oviduct. 



5. — Egg almost ready to be released. 



H. — lOxtended vent bones, showing the great distance betw-icn 

 them compared to the male bird. 



