Koko uses the sign for “toilet” not only to mean the toilets the gorillas use, but also as a derogatory term to insult.
Koko signs “Toilet”
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Photographer: Ron Cohn

d Created On:
Posted On:
Photographer: Ron Cohn
Koko uses the sign for “toilet” not only to mean the toilets the gorillas use, but also as a derogatory term to insult.
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