Flesh-eating screwworms threaten US cattle, potentially raising beef prices amid a declining herd and import restrictions.

A widespread screwworm outbreak in Texas could cause $1.8 billion in economic losses, according to the USDA.

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…

Flesh-eating screwworms threaten US cattle, potentially raising beef prices amid a declining herd and import restrictions.

Flesh-eating screwworm parasite infection: The deadly flies were detected in Mexico late in 2024, after years of being contained at the southern end of Panama.