A flesh-eating screwworm is in the US. How worried should we be?

As New World screwworm enters the U.S. for the first time in decades, we should be vigilant but not panic, experts told USA TODAY.

Flesh-eating New World screwworm detected in Texas calf, USDA says, signaling major threat to food production

A case of flesh-eating New World screwworm has been detected in South Texas, the US Department of Agriculture said Wednesday. It is the first time this parasitic fly – whose larvae feed exclusively on ...
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Panic as second case of flesh-eating worm detected in Texas calf in 60 years

On Wednesday, the department announced the first case of the flesh-eating screwworm, which was previously eradicated. Wednesday's case was the first detection of the parasitic fly in U.S. livestock in ...