Friday, 27 June 2014

Animals built reefs 550 million years ago, fossil study finds

Date:
June 26, 2014

Source:
University of Edinburgh

Summary:
It is a remarkable survivor of an ancient aquatic world -- now a new study sheds light on how one of Earth's oldest reefs was formed. Researchers have discovered that one of these reefs -- now located on dry land in Namibia -- was built almost 550 million years ago, by the first animals to have hard shells.





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