Flesh-eating parasite found in Texas cattle has USDA on high alert

A threat to livestock has re-emerged in South Texas and has prompted a significant response from state officials and food safety authorities in the Trump administration.On Wednesday, the U.S. Department of Agriculture flagged a potential South Texas case of New World screwworm, a flesh-eating parasite that is considered a real threat to livestock. 'These eggs hatch into dangerous parasitic larvae, or maggots, which burrow or "screw" into flesh with sharp mouth hooks.'The USDA confirmed that a sa...