Kanzi [SEP] sister
do it again just for him, in a room out back, so the others won't get upset." Later, a private performance in another room was carried out.
- Savage-Rumbaugh has observed Kanzi in communication to his sister. In this experiment, Kanzi was kept in a separate room of the Great Ape Project and shown some yogurt. Kanzi made some vocalizations which his sister could hear; his sister, Panbanisha, who could not see the yogurt, then pointed to the lexigram for yogurt, suggesting
he was years old, Kanzi was asked 416 complex questions, responding correctly over 74% of the time. Kanzi has been observed verbalizing a meaningful noun to his sister.
Question asking.
Despite their impressive (although still sometimes disputed) achievements, Kanzi and other apes, who participated in similar experiments, failed to ask questions themselves. Joseph Jordania suggested that the ability to ask questions is probably the central cognitive element that distinguishes human and animal cognitive abilities. (However, a parrot named Alex was apparently able to