98 



HATCHING AND REARING 



ment of the yolks determines the frequency with which the 

 eggs will be laid (Fig. 60). 



The tube into which the yolk drops is called the oviduct; 

 it is the channel through which the egg passes from the 



Egg mass. 



'Egg ready fo be dropped 

 into the oriduct 



Enlarged funnel-shaped 

 opening to the oviduct. 



First albumin-secreting 

 section of the oviduct. 



Second albumin secreting 

 section with egg 

 passing through. 



Third and last albumin- 

 secreting section 



Shell- forming section 

 the oviduct. 



Cloaca, the opening through 

 which the egg passes when 

 it is being laid 



FIG. 60. The ovary and oviduct. 



ovary until it is laid. This oviduct is divided into two 

 separate parts; in one of which the albumen is added to the 

 ovum, and in the other the shell forming material is stored 



