excretes urine in standing quadrupedal posture. Male does with adducted thighs, sometimes while walking. 3. See video. 197 198 use tool Fig. 37 Unit group: Procession of M group, more than 0 chimpanzees at one time urinate, sitting Urinate in sitting posture. 3. See video. U use tool Use detached object to change state or position of another object. At Mahale includes fish for carpenter ant, fish for termite, clip leaf, probe, drag branch, club, flail long object, throw stone or rock, solicit play with object in mouth, toy, probe nasal passage, squash leaf and make bed. Great local variation exists in tool-use. Tool-using repertoire of bonobos is limited: cover from rain, drag branch, throw branch and make bed at Wamba. 3. See video. See also video expel.