ever they were, since very few 

 were seen in their accustomed 

 haunts the following winter. 

 Two years later, however, they 

 appeared in much the same 

 swarms as before. 



They are unmolested by birds 

 of any sort, even the alert and 

 rapacious jays, with which these 

 woods abound, letting them se- 

 verely alone. This is because 

 they are what are known as pro- 

 tected insects. The entire genus 

 Anosia, of which there are the 

 two species, Anosia plexippus 

 and Anosia berenice, belong in 

 this category; owing to the 

 character of the plants upon 

 which the larvae feed, they are 

 provided with secretions which 

 render them distasteful to possi- 



24 



