ARTHROPODA. 



249 



butterfly is not ; when at rest the butterfly holds its wings 

 upright, and the moth's wings droop to the support. The 



FIG. 95. The cabbage wcrm (Pieris rapce). Natural size. Photo by Folsom. 

 A and B, larvae; c, pupa. 



FIG. 96. The adult cabbage butterfly (Pieris rape). Natural size. Photo by 



Folsom. 



Questions on Figures 95 and 96. What is the color of this 

 caterpillar in nature? What are its feeding habits? Why is the 

 adult called a "cabbage butterfly"? 



antennae of the butterfly usually has a club on the end, 

 while those of the moth do not. 



In the adult form the moths and butterflies do no harm, 

 except to lay their eggs. Indeed, they are of considerable 



