THE STRANGE CYCLE OF THE CICADA 



thrusts it with an egg into her cave. Thus hfe may end 

 as long as it had been spent, in an earthen burrow! 



We now follow the life of the little ones. Twigs with- 

 in which female cicadas have oviposited generally die. 

 Forests thus infested present the appearance, along the 

 tops and sides of trees, of having been blighted by frost. 

 The leaves tlie, giving a ragged and sorry aspect to the 

 trees which otherwise are miinjured. This is about all 

 the harm that cicadas do after emergence. It is only 

 when tender young trees are assaulted that plants can 

 be destroyed. It is during pupa life, while living in 

 their cavernous homes near the roots of trees, that 

 cicadas are most likely to do mischief. 



FORMS OF THE CICADA ISSUING FROM THE PUPA-CASE 



1, 2, and 3. Positions of the issuing cicada. — 4. Immediately after 

 issuing from shell. — 5. Twenty minutes later, before the roofing 

 of the wings — pure white 



239 



