RALEIGH, North Carolina, May 7 (TNSJou) -- North Carolina State University issued the following news release: Researchers at North Carolina State University and the University of North Carolina Greensboro made a surprising finding while examining areas where sand flies rear their young: a new species of bacteria that is highly attractive to pregnant, or gravid, sand flies. The findings could advance the production of ecologically safe baits or traps to reduce sand fly populations. Sand flies a  more