Koko watches Ndume intently as he eats a treat found in one of the concrete pipes. Edible enrichment items are hidden in various areas of the yards.
Backsides
Created On:
Posted On:
Photographer: Penny Patterson
![](https://www.koko.org/wp-content/uploads/2010/03/021007_backsides.jpg)
Created On:
Posted On:
Photographer: Penny Patterson
Koko watches Ndume intently as he eats a treat found in one of the concrete pipes. Edible enrichment items are hidden in various areas of the yards.
© 2023 The Gorilla Foundation / Koko.org