found here http://news.bbc.co.uk/1/hi/sci/tech/6610447.stm
Ape gestures ’show human links’
The ability to learn gestures separates apes from most species
Researchers in the US say they have firm evidence that apes communicate using gestures – shedding light on the development of human language.The team analysed the way bonobos and chimpanzees used hand and limb gestures to make themselves understood.
The scientists [...]
