Romanes, George John <br/><br/>
Mental evolution in animals :  with a posthumous essay on instinct by Charles Darwin / 
George John Romanes and Charles Darwin 
 - New York :  Cambridge University Press,  2011 
 - 411 p. :  ill. ;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781108037877 1108037879 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal intelligence<br/>Instinct