Glück, E <br/><br/>
An experimental study of feeding, vigilance and predator avoidance in a single bird.  [electronic resource] 

 -  Oecologia  Jan 1987 
 - 268-272 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1432-1939 
<br/><br/><label>Standard No.: </label>10.1007/BF00377294  doi