Auersperg, Alice M I <br/><br/>
Goffin's cockatoos make the same tool type from different materials.  [electronic resource] 

 -  Biology letters  11 2016 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1744-957X 
<br/><br/><label>Standard No.: </label>10.1098/rsbl.2016.0689  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Cockatoos--physiology<br/>Male<br/>Tool Use Behavior