Burton, Robert. <br/><br/>
How birds live / 
Robert Burton. 
 - London :  Galley Press,  1977. 
 - 160 p. :  ill.  ;  29 cm. 
 - How animals live ;  v.2. .
<br/><br/><label>ISBN: </label>0861368967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds.