LEGSANDWINGS 75 



when at rest, but folds the under ones over 

 at the joint without unhooking them. So 

 her wing is in reality folded together like 

 a little fan of three ** sticks." 



Vespa hums as she flies, the sound 

 being due to the rapid vibrations of her 

 wings. At home, however, she is silent, 

 her nest is not buzzing with happy in- 

 dustry; it is quiet with happy industry, 

 and even when disturbed gives forth no 

 such threatening murmur as pours from 

 a disturbed bee-hive. There is excite- 

 ment enough within, however, and out 

 rush the frightened occupants, as eager 

 to inflict punishment as though they had 

 been as noisy in their wrath as their 

 relatives.' 



When a wasp flies about one's face in 

 an angry frame of mind it buzzes with 

 loud vehemence, but as a community the 

 Vespae rage in silence. 



Like the bee, the wasp has a voice besides 

 that made by the wing vibrations. If she 



