leaf and often inspect something on leaf. Twice confirmed to be louse or its egg. Customary at Budongo and Mahale and present at Gombe. Pattern at Budongo may be cultural variant. inspect self Inspect own body-part, e.g. genitals. May be combined with groom self. 3. See video. inspect wound Show keen interest in own or others wound. May approach another to peer, touch, lick, mouth, or groom wound. Category 3. See video. interact with human After habituation, some chimpanzees of Mahale began to communicate with humans by extend hand, touch, pull, slap, push, throw stone or rock, throw branch, club ground, etc. Some agonistic and others playful. Cf. play with another animal. I 102 intervene interfere Prevent another from engaging in self-maintenance or social behavior. Female weanling, Aqua,