charges away See aggress morally. See also circle orthograde or circle quadrupedal. Bonobo chasing is more ritualized, as chaser often gets ahead of fleeing individual. Kano refers to Chase play for chase in play context. See video. check penile erection Estrous female approaches male in order to investigate whether he is ready to copulate. Nishida: Erection check. 9. See video. chest-beating See slap self. chew Plooij Chew. Press item repeatedly between upper and lower teeth. Also occur in bonobos. See video. childhood See Juvenile. Childhood should be applied only to human children, who are not suckled by mother but yet cannot obtain food enough to subsist by themselves. C 44 C clasp self choke in tantrum Goodall Glottal cramps: During loud and prolonged tantrum screaming, the chimpanzee may