Behavioural ecology :  an evolutionary approach / 
edited by J.R. Krebs and N.B. Davies. 
 - Oxford  :  Blackwell Scientific Publications,  1978. 
 - xi, 494 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0632002859 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals habits and behaviorof.<br/>Ecology.<br/>Evolution.