262 TWO YOUNG NATURALISTS. 



her of tiny Chalcidiens, insects so small that many of 

 them can scarcely be perceived, and these devour the 

 Cynips, having discovered some means of entering 



CYNIPS, AND GALL-NUTS, OE OAK-APPLES. 



its abode and of there depositing their eggs. Some 

 of these tiny parasites live within the bodies, or even 

 in the eggs, of other insects. And it is indeed possible 



