J'ARMERS' FRIENDS AMONG THE WASPS AND HORNETS 



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AS A HORNET MURDERS A BUTTERFLY, ITS OWN ENEMIES LURK NEAR BY 



Yellow Jackets, Vespula arenat'ia (1), (2), (3), (4), are victimized by another hornet, V. arctica 

 (5). A gray nest of the White-faced hornets, V. macu/a/a (6) , [7) ,ha.ngs in 3i tree. These relish house- 

 flies (9). Sphecophaga burra (8) enters hornets' nests and lays its eggs in their young. Life size. 





, ,, „, I snrictv Paintings by Hasliime ilurayama 



Ifi) iNational Geugranl"^ bocicty 



PAPER WA.SPS BUILD THEIR NEST WITH NO OUTER ENVELOPE 

 The nueen constructs the first cells and rears a few workers. Later, these add new cells. A female 

 (PnlidP^fuscatiis var. pollipes) , right, has made a pellet of paper pulp for the home by masticating 

 weathered timber. A male clings to a leaf (upper left). The nesf hangs in a privet hedge. Life size. 



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