FORMATION OF ASSOCIATIONS IN THE MAY-FLY 



11 



mens, and the position of the numbers in any of the columns, 

 like the position of the letters in the two previous tables, indi- 

 cates the particular kind of behavior displayed by the specimen 

 on that day. For example, on April 13, specimens one and 

 two had to be slightly disturbed before they manifested signs 

 of fear, while specimen number three on the same day showed 

 signs of fear when I appeared before the dish. 



TABLE VII 



Fear Reactions in Three Specimens op H. Inter punctata, When Disturbed 



Once Each Day 



