Drawing connections between food webs: Universal truths about species' roles uncovered | Science News | Scoop.it
From www.sciencedaily.com - April 5, 2012 3:05 AM

What if we could pinpoint the most powerful players in a given food web, those "keystone" species without which the entire ecosystem would collapse? And what if we could predict how changes to one ecosystem would affect its various organisms based on data collected from another ecosystem half a world away?