THE JOURNAL 



OF 



ANIMAL BEHAVIOR 



VOLUME 7, 1917 



EDITORIAL BOARD 



Madison Bentley Edward L. Thorndike 



University of Illinois Teachers College, Columbia University 



Gilbert V. Hamilton Margaret F. Washburn 



Frazysburg, Ohio Vassar College 



Samuel J. Holmes John B. Watson 



The University of California The Johns Hopkins University 



Walter S. Hunter William M. Wheeler 



The University of Kansas Harvard University 



Harvey A. Carr, The University of Chicago 

 Editor of Reviews 



Robert M. Yerkes, University of Minnesota 

 Managing Editor 



Published Bi-monthly 



at Cambridge, Boston, Mass. 



HENRY HOLT & COMPANY 



34 West 33d Street, New York 



G. E. STECHERT & CO., London, Paris and Leipzig, Foreign Agents 



Entered as second-ciass matter March 7, 1911, at the post-office at Cambridge, Boston, 

 Massachusetts, under the act of March 3, 1879 



