Kavanau, J. Lee. <br/><br/>
Behavior and evolution  lovebirds, cockatiels, budgerigars 
J. Lee Kavanau. 
 - Los Angeles, Calif.  Science Software Systems  c1987. 
 - xxvi, 1001 p.  ill.  23 cm. 
<br/><br/> Includes indexes. 
<br/><br/>Bibliography: p. [849]-906. 
<br/><br/><label>ISBN: </label>0937292036 (pbk.) 
<br/><br/><label>LCCN: </label>85062124  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lovebirds--Behavior.<br/>Birds--Evolution.<br/>Birds--Behavior.<br/>Budgerigars.--Evolution.<br/>Budgerigars.--Behavior.<br/>Cockatiel--Evolution.<br/>Cockatiel--Behavior.<br/>Lovebirds--Evolution.
<br/><br/><label>LC Class. No.: </label>QL696.P7  / K38 1987 
<br/><br/><label>Dewey Class. No.: </label>598/.71