Trulove, Susan2015-10-292015-10-292009-08-31http://hdl.handle.net/10919/62276Research at Virginia Tech has shown that the oldest complex life forms -- living in nutrient-rich oceans more than 540 million years ago - were likely fed by osmosis.text/htmlIn CopyrightResearchGeobiologists propose that the earliest complex organisms fed by absorbing ocean buffetPress releaseVirginia Tech. University Relations