PerspectivePALEOECOLOGY

Life's Complexity Cast in Stone

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Science  24 Nov 2006:
Vol. 314, Issue 5803, pp. 1254-1255
DOI: 10.1126/science.1135738

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Summary

The fossil record shows that since the end of the Paleozoic era, the structure of marine communities has become more complex.