496 COMMERCIAL POULTRY RAISING 



not to mention the gape worm, which attaches itself to the wind- 

 pipe and is made evident by frequent gaping, hence its name. 

 Those that breed in the intestinal section are probably the most 

 common and the most destructive. 



There is something revolting about the idea of worms exist- 

 ing in the organs of a living creature ; it is an unpleasant subject 



{Courtesy Purdue Experiment Station) 



Fig. 307. — Feed hoppers and water fountains should be located on a raised 

 platform to prevent litter from being scratched into them. 



to discuss. Nevertheless, since it is a foe, and a deadly one, we 

 must take up arms against it, and to do so intelligently we must 

 go into some detail. 



Tapeworms. — It has been found that there are two principcJ 

 kinds of intestinal worms, round worms and ribbon-shaped 

 worms, commonly called tapeworms. The commonplace that 

 tapeworms actually consume food is all wrong; they do not. If 



