the skin and closing the jaws hard. Plooijs Bite. Goodall did not differentiate from mouth. Cf. mouth and play bite. Bonobo females bite more often than males. Male bonobos do not bite females. See video. bite and pull hairs Player bites some hairs of partner and pulls them with teeth. Infant male, Ichiro, once bit and pulled, and another time sucked, hairs of adult male. Juvenile male, Xmas, bit and pulled hair of back of infant in play. Playful behavior. 9. See video. bite self Bite own palm, wrist, or arm. Pattern expressed in temper tantrum, in response to stressful situation. See video. bluff over See hunch over. bob Goodall: The body bobs up and down as elbows are flexed and straightened. Shown typically by adolescent males but