IDENTIFY yourself  the 50 most common birding identification challenges 
Bill Thompson ...[et al]., ; illustrated by Julie Zickefoose 
 - New York  Houghton Mifflin Company,  2005 
 - xxiv,392p.  col.ill.  20cm 
<br/><br/> Includes indexs 
<br/><br/><label>ISBN: </label>9780618514694 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Identification--North America