article_snippet: Scientists have still to confirm when Scientists first appeared on Earth.
article_snippet: Researchers want to pin down the date of multicellular animal evolution because Researchers believe the date of multicellular animal evolution is key to understanding early animal evolution.
article_snippet: To get a good look, scientists used scanning electron microscopy and X-ray technology.
article_snippet: The team has named The team Eocyathispongia qiania and say that The team is made up of hundreds of thousands of cells.