Thesiss

A central issue in the study of primate communication is the extent to which individuals adjust their behaviour to the attention and signals of others, and manipulate others’ attention to communicate about external events. I investigated whether 13 chimpanzees (Pan troglodytes s…

Four types of ritual hand gestures--raising the hand while making a fist (sometimes with a weapon), raising one hand with open palm, raising both hands with open palms, and clasping hands with another person--are attested in Northwest Semitic textual sources and/or Levantine ico…