of newborn while grooming mothers back. 3. See video. T 192 transport bipedal touch with hand See touch. toy Object used for solo or social play. Object extracted or detached from environment used for play solicitation or as focal object during social play becomes tool. Comprises branch, fruit, leaf, flower, stone, sand, animal, piece of animal skin, piece of clothes, earthenware, cardboard, etc. See video. toy with See trifle with. tradition Behavior learned socially, shared by at least most members of at least one age or sex class, and transmitted from generation to generation. See also culture and fashion. trample Plooij Trample. Put foot or feet on body of reclining other. Sometimes accompanied by stamping. Rare pattern of social play. Cf. sit on and step on. 8. See