Pretty interesting, because I think sound has been one of the fundamental ties between species. Birds and their particular calls. Lions and chuffing. Apes and s

Pretty interesting, because I think sound has been one of the fundamental ties between species. Birds and their particular calls. Lions and chuffing. Apes and so on and so forth. Sound carries I think in ways that visual and scent might not, so for it to be prominent in a lot of evolutionary platforms would, heh, sound reasonable.