Ediacaran biota: Difference between revisions

: Biologist Mikhail Matz from The University of Texas at Austin and his colleagues recently discovered grape-sized protists, single-celled organisms, which are able to make tracks resembling those of multi-cellular animals. Although these organisms are slow-moving, their movement is persistent. This suggests that some of the trace fossils of the Ediacara may have been from protists, making it difficult to find distinctions between single- and multi-cellular life in the early fossil record. [http://www.sciencedaily.com/releases/2008/11/081120130531.htm]