Posted: Mar 11, 2016 2:57 pm
Piper, I did not claim that all chimp calls require audience, only that the kind of call you were talking of (the dominance display) required an audience.
Lifeboat for the rational mind :D
http://www.rationalskepticism.org/
http://www.rationalskepticism.org/viewtopic.php?p=2387429#p2387429