Parasitic larvae from flies known as New World screwworm are infesting cattle in Mexico, and officials are racing to slow ...

New World Screwworm, a devastating parasite that eats cattle and other wild animals alive, is traveling north from Central ...

The U.S. typically imports over a million cattle from Mexico every year. The import suspension will likely contribute to ...

The U.S. Department of Agriculture last month stopped the movement of cows, horses and bison between Mexico and the U.S.

Although no Texas cases had been reported as of Tuesday, Johnson County Commissioner Larry Woolley warned of a potential screwworm fly infestation in mid to late summer. In May, the U.S. Department of ...

Congress has found a rare point of unity: stopping U.S. cattle from getting swarmed by flesh-eating flies coming from Mexico. A bipartisan group of lawmakers is pushing forward the STOP Screwworms ...

To say the New World Screwworm is a nasty parasite would be an understatement. The flesh-eating scourge that tortures cattle ...

Research out today is the first to document nematodes in the wild amassing into towers, likely as a way to reach new places.

What makes the larvae of this fly peculiar and deadly is that it feeds on the tissue of living animals rather than dead ones through small cuts found on their flesh.

Fruit flies also lay their eggs on ripening fruits, so their larvae have a food source. Blowflies specialize in feeding on decaying flesh, slurping the liquids from their dead food items.

Discover which veggie tops U.S. consumption—and why it’s surprisingly high in pesticides. Learn safer alternatives and smart ...