play bite Goodall Play bite: Contact made on the partners body with teeth. Sometimes one of the players gets a firm grip on a limb and holds on for minutes at a time Infant, Teddy, bit mothers supra-orbital region, etc. softly as play. See mouth, as play bite is mouth in play. 2. See video. play face van Hooff Relaxed open-mouth display. Goodall: Only slight retraction of the lip corners. Jaws may be closed or open Occurs during play. Also in bonobos. See video. play face, full 137 play face, full Goodall Full play face: Upper and lower teeth show as the play gets rougher and tickling more vigorous Plooijs Play face full. Also in bonobos. See video. play face, half Plooij, Goodall: Low play face: Only the