Røskaft, E <br/><br/>
Sibling recognition in the rook (Corvus frugilegus ).  [electronic resource] 

 -  Behavioural processes  Apr 1984 
 - 223-30 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0376-6357 
<br/><br/><label>Standard No.: </label>10.1016/0376-6357(84)90042-1  doi