Language Learning by a Chimpanzee: The Lana Project

animal apes asked behavior chimpanzee chow cognitive color terms communication concept conversation correct correlational cross-modal perception Ernst von Glasersfeld evolution example experiment experimenter function Georgia State University gesture Gill Glasersfeld glottogenesis glottogonic Grace de Laguna grammar guage haptic Hockett hominid human indicate initial input juice keyboard Lana want drink Lana's language origins learning lexicon lexigram lexigram classes linguistic machine give marker Max Müller means milk monkeys mouth-gesture Multistore Munsell name-of nonhuman primates normal objects onomatopoeia onomatopoeic orange origin of language out-of parser pongids Premack presented Press Primate Research Center primates procedure projectors Psychology question ratios Regional Primate Research relation request response RH-piece Rumbaugh semantic sentence sequence sessions sign language signal skills specific speech stimuli string symbols theory Tim Gill tion training colors trials vending devices visual vocal which-is words Yerkes Regional Primate Yerkish York