Savage rumbauh

Aim The aim of this article was to describe the initial results of the attempt to investigate the language acquisition capacity of a pygmy chimpanzee and to contrast it with common chimpanzees.

Method/Procedure The study is on-going but this article reports just a 17 month period of language acquisition across a ten year time span. Although the researchers state that this project was not an experiment, comparisons were made between the pygmy chimpanzees and two common chimpanzees that were taught language with a similar visual graphic symbol system. Therefore the researchers ended up having a quasi experimental design, whereby the naturally occurring independent variable was the species of chimpanzee (pygmy and common chimpanzee) and the dependent variable was their language acquisition

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