176 



Flashlights on XATrKE 



to be annoyed, she throws the sting rapidly into 



the animal that 



annoys her, and 



injects the tluid 



with the formic 



acid in it. In 



No. 15 the darts 



are shown still 



more highly maj^- 



nilied. In the 



queen wasp, the 



stinj4 is used both 



for laying eggs 



and as a weapon 



of offence ; but 



in the workers, 



which cannot lay 



eggs, it is entirely 



devoted to the 

 .._ _ work of fighting. 

 Ill II Two other little 



\l^ III peculiarities of 



the wasp, how- 

 ever, deserve a 



final word of re- 

 cognition. One 



of these is the elaborate brush-and- 



comb apparatus or antennie-cleaner, 

 drawn in a very enlarged view in 

 No. 16. Whatever the sense may 

 be which the antenna? serve, we may 

 at least be certain that it is one of great import- 



V 



NO. 16. — wasp's brush 



AND COMH, lOR CLEAN- 

 IN«i ANIENN.t. 



NO. 15,— DARTS MAr.- 

 NIHED 300 DIA- 

 METERS. 



