member o f 

 the house- 

 hold arrives 

 on the 

 scene ? 



The soli- 

 tary digger 

 wasp, Am- 

 mophila, is 

 wont to drag 

 caterpillars to the 

 living larder which 

 she collects for 

 her young. The 

 victim must be 

 made inert, but it 

 must not be killed. 

 The Ammophila 

 first and quickly 

 stings the cater- 

 pillar in the three 

 nerve-centres o f 

 the thorax ; she 

 does the same less 

 hurriedly for the 

 abdomen; and 

 then she squeezes 

 in the head, pro- 

 ducing a paralysis 

 which cannot be 

 recovered from ! 

 This ghastly but 



Young garden spi- 

 d e r s, moving 

 around their nest, 

 rising and sinking 

 on threads of silk, 

 and congregating 

 in a central mass. 

 (After Roesel.) 



115 



