Assertion: chimpanzee's diet | /r/HasProperty | goodall
Facets:
Source sentences:
text: They supplement their mainly vegetarian diet with insects, birds, birds' eggs, honey, soil, and small to medium-sized mammals (including other primates) (Goodall 1986; Boesch & Boesch-Achermann 1989; Isabirye-Basuta 1989).