INSECTS AND OTHER SMALL ANIMALS 



313 



calyx. To get rid of its surplus food it bores a hole 

 through the side of the apple and leaves the particles 

 of food on the surface. This hole furnishes a means of 

 exit from the apple when the apple falls. 



A thorough spraying with one of the arsenical in- 

 secticides will greatly reduce the destructiveness of the 



FIG. 162. 



Stalk of cotton showing the egg (e), larva (a), pupa (/>), and adult of the cotton worm moth. 



(After Herrick.) 



