Foraging  Behavior and ecology 
ed by David W Stephens, Joel S Brown and Ronald C Ydenberg 
 - Chicago  University of Chicago press  2007 
 - xv, 608p 
<br/><br/><label>ISBN: </label>9780226771646 
<br/><br/><label>Dewey Class. No.: </label>591.53  / P07