86 



THE HOUSE FLY 



It may be asked, " What has all this to do with House 

 Flies ? " It has a great deal to do with them more 

 than, perchance, is realised. Through lack of an intelligent 



FIG. 22 



The House Fly has the world in its grip. Arise ! ye leaders 

 of the humanfolk and declare WAR aye ! war to the 

 death against this terrible enemy which is mowing 

 down the flower of your people. 



understanding of Natural History, our children grow up 

 knowing nothing, of the rich mines of knowledge which 

 vitally concern them individually and collectively. 



