Behavior and evoluation of birds :  readings from Scientific American Magazine / 
edited by Douglas W. Mock 
 - New York :  W. H. Freeman,  1991 
 - 176 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0716722372 
<br/><br/><label>LCCN: </label>91-000480 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Behavior<br/>Birds--Evolution