x  x <br/><br/>
Comparative psychology  An evolutionary analysis of animal behavior 

 - x 
 - N.Y.  John Willey  1980 
 - 496 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animalis - Habits and Behavior Psychology, Comparative 
<br/><br/><label>Dewey Class. No.: </label>574.5/COM