O'Neill, Amanda. <br/><br/>
I wonder why vultures are bald, and other questions about birds / 
Amanda O'Neill. 
 - London :  Kingfisher Books,  2001. 
 - 32 p. :  col. ill. ;  29 cm. 
 - I wonder why .
<br/><br/> Includes index. 
<br/><br/> Answers such questions about birds as why a budgie cocks its head, which bird likes to paddle in the mud, and whose nest has central heating. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Miscellanea--Juvenile literature.<br/>Birds--Miscellanea.<br/>Questions and answers.
<br/><br/><label>LC Class. No.: </label>QL676.2  / .O66 2001