SECTIONIX 



Tumors 



Tumors of various kinds aflfect birds, but are 

 less common than in higher animal life. There is 



Fig. 43. Hematoma of Ovary in a Hen (natural size) 

 A, Diseased ova. B, sectioned surface of two of the blood tumors. 



almost no literature on the subject. The following 

 reports from the author's laboratory are given 



135 



