Animal and Plant Health Inspection Service (APHIS) announced that a New World screwworm (NWS) was detected in Mexico on ...
An outbreak of screwworm — a fly that infects the open wounds of warm-blooded animals — is the direct result of cattle smuggling through protected areas across Central America, conservation ...
A New World screwworm fly stands on a leaf. Its larvae can burrow into flesh and cause deadly damage to animals and humans. · Agriculture Dive · Courtesy of The U.S. Department of Agriculture ...