190 



NATURAL HISTORY. [oil. XIII. 



CHAPTER XIII. 



NATURAL HISTORY OF THE CICADA. 



Organs of Sound History of the North American Species Its 

 Habits Its Metamorphosis Probably two Varieties Eaten by 

 Animals Its Ovipositor Manner of laying its Eggs Period of 

 Jjife Used in making Soap History of the Cuckoo Spit Its 

 Metamorphosis Its Habits History of the Cicada goudoti 

 Its Envelopement in the Sap of Plants How discharged like 

 Rain Quantity Whether any Pernicious Qualities History of 

 the Cicada limbata Its Wax, fyc. 



WE call that sound the voice which is emitted 

 from the lungs through a windpipe. Insects which 

 have neither of these organs cannot be said to pos- 

 sess a voice. If, however, we extend the significa- 



