THE CHICAGO EXPERIMENTS WITH RACCOONS 173 



be found in nowise different from that of the dogs and rats. 

 At any rate, we now have three different hypotheses to account 

 for the behavior of raccoons. 



1. Attitudes, motor, sensory or imaginal. Gregg and Mc- 

 Pheeters. 



2. Not attitudes, but imageless thought. Hunter. 



3. Visual memory, at least sporadic. Cole. 



Truly, "Homines perfacile credunt id quod volunt." 



