Fig. 3. Graphical summary of reactions to balanced 

 ence with their photoreceptive mechanism. The circle 

 direction of the light beams; the silhouette of the scorpi 

 segment, the average reaction range of normal animals; 

 on ten trials), a. One median eye capped, b. One i 

 lateral eyes, and both cutaneous sensitive areas blacke 

 side blackened. /. Cutaneous sensitive area of one side 

 and one lateral eye on the same side capped, h. One 

 ened. i. One lateral eye group capped and the cutanec 

 side of the body blackened. 



