As last weeks photos visually told the story of Koko using a barrel to reach desired browse, this photo shows Ndume putting it to the same use – he also uses the barrel for display purposes by slamming it into walls in his room.
Versatile enrichment item
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Photographer: Penny Patterson
![](https://www.koko.org/wp-content/uploads/2010/03/P1080059_nbarrel-400x420.jpg)