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Natural selection and language
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Washington, USA (EurekAlert): The forces of variation and selection which shape human language have become issues of extensive research. At this year's AAAS conference in Washington, DC, Juliette Blevins, senior scientist at the Max Planck Institute for Evolutionary Anthropology in Leipzig, presents a new approach to the problem of how genetically unrelated languages across the world often show similar sound patterns, without invoking innate mechanisms specific to grammar. Languages as far apart as Native American, Australian Aboriginal, Austronesian and Indo-European show similar patterns of vowel and consonant inventory and distribution, but exceptions to sound patterns regarded as universal show that these similarities are best viewed as the result of convergent evolution.
For more information, please visit:
www.eurekalert.org/pub_releases/2005-02/m-nsa021605.php
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