The US Has a Plan to Combat Screwworm. It Involves a Lot More Flies
A flesh-eating parasitic fly that poses a major threat to livestock has returned to the United States after 60 years. This week, the US Department of Agriculture confirmed the presence of New World screwworm in a calf in southern Texas. Eliminated in the US in 1966 and as far south as Panama by 2006, its … Read more