Koko gives Penny a nice, clean brushing of her teeth during one of their interactive sessions
Koko brushes Penny’s teeth
Created On:
Posted On:
Photographer: Ron Cohn
![](https://www.koko.org/wp-content/uploads/2010/03/020516_KBrushPsTeeth.jpg)
Created On:
Posted On:
Photographer: Ron Cohn
Koko gives Penny a nice, clean brushing of her teeth during one of their interactive sessions
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