PHOTIC KEACTIONS OF HONEY-BEE 



385 



24 



957 



mc. 



I 



Fig. 13 A pair of determinations of bee no. 123, left eye black, non-directive 

 light. The records are numbered in the order in which they were taken. 



Number 



of 

 record 



2 

 4 



H mc. Light 



H-Degrees 

 turned 



495 

 270 



Average deflection. 



— Degrees 

 turned 



1170 

 460 

 -3.53° /cm. 

 d = 



+4.09= 



