Inventory Lists 19,232 Newly Discovered Species During Latest Count - 50% are insects http://www.sciencedaily.com/release...
"More than half of the 19,232 species newly known to science in 2009, the most recent calendar year of compilation, were insects -- 9,738 or 50.6 percent -- according to the 2011 State of Observed Species (SOS) report released Jan. 18 by the International Institute for Species Exploration at Arizona State University." - Jan Wessnitzer