Causes and effects / 
edited by T.R. Halliday and P.J.B. Slater 
 - Oxford :  Blackwell Scientific Publications,  1983 
 - ix , 228 p. :  ill. ;  23 cm. 
 - Animal behaviour ;  v.1 .
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0632009020 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals, Habits and behavior of