Koko nipple fixiation rule
en.wikipedia.org/wiki/Koko_(gorilla)#Nipple_fixat…#Nipple_fixation)
I learned about this today. I already knew a few stories about her, how she liked kittens und Robin Williams.
The nipple story makes her seem more relatable.
![](https://kbin.cafe/media/cache/resolve/entry_thumb/7e/96/7e96234f6dc5581ae71045e5bc2e9290530b24eb151fb02192928dc2e61dd2be.jpg)
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