136 POULTRY BREEDING AND MANAGEMENT 



EGG ORGANS OF THE HEN 



1. Ovary Young follicles or 

 2, 3, 4 Larger follicles. 5 Ovum or 

 egg yolk in upper part of oviduct. 6 

 Part of the oviduct where yolk receives 

 the albumen. 7 Lower part of the ovi- 

 duct showing complete egg in shell gland, 

 ready to be laid. 8 Anus. (Oregon Ex- 

 periment Station.) 



egg is covered with, a transparent sac. A normal hen has 

 more than a thousand such eggs in the ovary. All the eggs 

 that a hen may lay in a lifetime will be found in the ovary, 



