Flesh-Eating New World Screwworm Parasite Confirmed Back in US Cattle After 60 Years

—The New World screwworm parasite was confirmed in Texas cattle for the first time in roughly 60 years, with cases spreading beyond Texas to additional states and alarming livestock and health officials. The Trump administration declared "war on screwworm" to contain the outbreak. The parasite, which eats living flesh, poses a serious threat to cattle herds and wildlife.