EXTERMINATING NOXIOUS INSECTS. 



253 



spend an hour crushing caterpillars before the sleepers have 

 opened their eyes. This is the only remedy " catch 'em and 

 kill 'em." Large caterpillars will often crawl half a mile on 

 a fence. Let such itinerant interlopers be crushed, as each 

 one will change to a brown miller, like Fig. 93, p. 250, which 

 will lay an untold number of eggs. 



Most of our rural readers will recognize at a glance the 

 perfect representation, given in the accompanying diagram, 

 of a small nest of Fig. 95. 



these depredators 

 of the apple - or- 

 chard, two of which 

 are full-grown, as 

 shown at a and b. 

 The nest is built by 

 spinning numerous 

 webs at the fork of 

 two branches, from 

 one to the other, 

 leaving a hole for 

 the entrance of the 

 caterpillars on one 

 side, as represented 

 by the dark spot on 

 the nest, between 

 the caterpillars a 

 and b. Many nests, 

 when the . depreda- 

 tors are not molest- 

 ed, contain two to AnestofTent-caterpillars. 

 four quarts of these repulsive invaders of the apple-orchard. 

 If any of the larvaB a and b escape being crushed or de- 

 stroyed in some manner, let them be hunted in the pupa 

 state as at d or let their eggs, e, be destroyed. It 



