The New World screwworm (Cochliomyia hominivorax) lays its eggs in open wounds and in the orifices of live, warm-blooded animals – including, occasionally, humans. The maggots then devour the animal’s ...

It starts with a wound. For most animals, that means a scab, a scar, and eventual healing. For the New World screwworm, it’s an open invitation. This parasitic fly sees raw flesh as the perfect place ...

In 2016, a parasite was discovered in the Florida Keys in the wounds of the endangered key deer. Since wild animals encounter ...

A devastating agricultural pest, the New World Screwworm Fly (NWS), has been eradicated in the United States since 1982. Today, it’s marching closer to American borders, and local, state, and national ...

State and federal officials are gearing up to stop the advance of a parasitic fly that is less than 70 miles from the United States border with Mexico. Since Nov. 25, at least 10 new cases of ...

The parasitic fly lays eggs in the open wounds and orifices of live animals—including, disturbingly, humans.

The nation’s top cattle industry leader sounded the alarm Tuesday that a flesh-eating fly infestation advancing through Mexico remains a dire threat to U.S. ranchers, even as the Trump administration ...

A flesh-eating parasitic fly is invading North and Central America. The consequences could be severe for the cattle industry, but this parasite is not picky – it will infest a wide range of hosts, ...

A flesh-eating parasitic fly has spread north through Mexico to within a few hundred miles of the U.S. southern border. The New World screwworm (Cochliomyia hominivorax) lays its eggs in open wounds ...

The insect commonly known as the screwworm is scientifically called Cochliomyia hominivorax. It is a type of blowfly whose larvae eat the flesh of living animals.The screwworm is different from other ...