EGGS AND LARV.E : BREEDING AND REARING. 319 



of the year, and after feeding- for a time and undergoing one or 

 two moults, hibernate, and upon the return of the springtime 

 begin feeding 1 again, and finally pupate. It is best in the CMM- 

 of such to leave the larvae in the fall in a cold place, as an ice- 

 house, and to suffer them to remain there until an abundant 

 supply of the proper food-plant can be obtained. 



In the breeding of lame experience must be the great in- 

 structor, and practice can alone make perfect. No department 

 of entomological study is, however, quite so fascinating as this, 

 even though its prosecution may be somewhat laborious. 



