Flesh-eating New World screwworm detected in Texas calf, USDA says, signaling major threat to food production
- Posted on June 4, 2026
- By CNN
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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 the tissue of warm-blooded animals – has been detected in US livestock in decades.
