WASPS, SOCIAL AND SOLITARY 



for its food, eating nothing for twenty-four hours, but 

 growing and developing nevertheless. We now piled 

 up some caterpillars in contact with it, and it began to 

 eat, but after its own caterpillar and as many as we dared 

 take from anormis were gone it stubbornly refused to 

 take soft, tender little spiders, or caterpillars out of our 

 garden; and it perished, a victim to prejudice. 



The two eggs of anormis were probably laid within a 

 few hours of each other, since they had both hatched 

 on the morning of the third day, and had broken from 

 their attachment, beginning to eat at once. They co- 

 cooned on the fifth day after hatching. 



We had long wished to find a nest of O. capra, and 

 early in September fortune favored us. A neighbor of 

 ours keeps a large tin horn hanging under the porch. 

 One day when she wished to use it, no amount of blow- 

 ing would bring forth a sound; and when she unscrewed 

 the mouthpiece to investigate the matter, out tumbled 

 several small green caterpillars and a quantity of dry 

 mud. When we heard of this incident we begged that if 

 it should be repeated the nest and its contents might be 

 saved for us; and on the second of September we re- 

 ceived the mouthpiece of the horn with a message to 

 the effect that a wasp had been working at it for some 

 days. Examination showed that there were three cells, 

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