242 EYE SPY 
zled visitor, "and saw the white thing among the 
leaves, and took a closer look at it, and found it 
was this. I never saw anything like it before, and 
I thought perhaps you hadn't either, or, at least, 
that if you had you could tell me something 
about it. What ails him, anyhow ?" 
The story was simply told, and my readers 
who have followed my articles already know 
what the story is. We remember the strange 
history of those little, puzzling cocoon clusters 
on a grass stem, those " bewitched cocoons " which 
gave birth to swarms of tiny wasps instead of 
moths, and we realize that here is more of the 
same sort of mischief, all of which I explained 
to my good neighbor, to his astonishment. How 
a few weeks since, when our caterpillar was much 
smaller than now, a tiny, black midget hovered 
about him, and, in spite of all his wriggling and 
squirming, stung him again and again, each time 
inserting within his body its tiny eggs. Perhaps, 
and probably in this case, from the number of the 
white tokens, more than one of the flies took a 
turn at the unlucky victim, for he certainly seems 
to have got more than his share. 
" These eggs thus inserted beneath the skin of 
the caterpillar," I explained, " soon hatched into 
minute white grubs, which immediately fastened 
themselves upon the tissues within the caterpil- 
lar's body, and he is now obliged to eat for the 
