172 



SCHOOL ENTOMOLOGY 



thing is not the cage but the careful attention given the 

 insects. Without this care and the observation it in- 

 volves the greater part of the value of rearing insects will 

 be lost. 



Much more might be said on the subject of rearing 

 insects as well as about the apparatus for the collector 

 and the equipment in the laboratory. Just as good re- 

 sults may be expected, however, from allowing the stu- 



FIQ. 123. Window Breeding-cage. 



dent to work out his own methods, merely being careful 

 to see that the conventional methods of mounting are fol- 

 lowed so that the specimens will not lose their value for 

 exchange with other collections. While all the equipment 

 here described is simple and inexpensive and it is not 

 necessary to have anything more elaborate, it does add to 

 the satisfaction of the work if some of the materials can 

 be purchased from the manufacturers of entomological 

 supplies, as these are in better position to make goods 



