In the field of ____ researched have ____ the origins of many languages, some of which can be ____ to the 3000 BC. On the other hand, there are still areas, which scientists know little about. The ____ of speaking language is very ____. Not only humans have ____ capabilities to govern the order of words. Some animal ____ are able to do this also. Unfortunately, there are very few artefacts left by our ____ to understand what type of speech they were using. it is clear that at some point humans developed the ____ to invent words to name things around. There are certain ____ that early human civilisation has become more complex and more intelligent, but their brains didn't become bigger. Scientists claim, that there occured a ____ mutation and all the answers lie in the field of genetics and there might even be a special ____ responsible for this.

Evolving languages

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