They did seem to imply in the video that they emphasize immersion over coaching or direct teaching. But I'm curious, too.
There's more info on bonobos here:
Bonobo - Wikipedia, the free encyclopedia
At the beginning Savage says that they aren't a popular zoo animal because of their sexual habits, and if you look into it, they are ridiculously prosmiscuous, but highly complex habits, including felletio and even same-sex interactions. Talk about human-like.