>>lips

cheeks, eyes, forehead, hands... even stance and setting. A whole complex of behaviors which belong to spoken language. Much easier, also, to learn a language seeing.

Hm, I suppose one of the differences between the experience of viewing a stage play or a movie would be on account of the set of gestures isolated by either form: facial, or whole-body. They are, then, not simply different visual, but different linquistic experiences.