Chimpanzee gestures decoded

Study may throw light on origins of human language

The use of gestures by chimpanzees was first demonstrated by field studies carried out in the 1960s and 1970s, and work on captive animals has shown that these gestures are part of an intentional, goal-orientated behaviour common to all the great apes. While this behaviour overlaps with human language, it is absent from most animal communication systems and evidence for it is also lacking for the vocalisations of great apes.
Continue reading

Advertisements