Thursday, April 2

[it was nice meeting you]

"primates that greet each other by having sex"

3 comments:

  1. Bonobos (a type of chimpanzee, and the closest relative to humans) use sex as social currency, greetings, etc. It's not all straight sex either, they do everybody. Just google it.

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  2. http://en.wikipedia.org/wiki/Bonobo#Sexual_social_behavior

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