42 Mosquitoes 



easily distinguishable by its bass voice. Dr. Goeldi 

 says that the amount of distension of the abdomen 

 by food or eggs, influences the pitch. Apart from 

 recognising the use of the hum of the female in guid- 

 ing the male, I feel somewhat as did a small girl 

 who remarked to me: " I don't see why they screech 

 so. If they don't like how I taste it 's awful impolite 

 of them to holler about it so loud." 



