342 THE PHYSIOLOGY OF REPRODUCTlOiN 



Fio. 83. — Ovariotomised brown Leghorn hen. (From Ooodale.) The bird 

 shows male feathering and spurs, but the comb and other ei'ectile structures 

 are not hypeitrophied. 



Fig. 84. — OFariotomi.sed pullet with plumage and spurs of male, 

 i.e. of neutral type according to Pczard. (From Pczard.) 



