Key facts
- There are 12 confirmed screwworm infections in the US.
- The infections are located in Texas and New Mexico.
- Screwworm feeds on living animal tissue.
- Screwworm has not been widely seen in the US for decades.
- Agricultural experts are alarmed by the outbreak.
- Concerns exist for the beef industry.
- The outbreak is spreading beyond initial zones.
The United States is confronting a growing outbreak of New World screwworm, a parasitic fly that feeds on living animal tissue. As of the latest reports, 12 confirmed infections have been identified across Texas and New Mexico. This marks a significant resurgence of the parasite, which has not been widely prevalent in the U.S. for several decades. Agricultural experts are expressing alarm over the increasing number of cases and the potential threat to livestock, particularly the nation's vital beef industry. The spread of the outbreak beyond its initial detection zones is a key concern, indicating a wider geographical reach than initially anticipated. This development necessitates heightened surveillance and intensified control measures to prevent further proliferation of the screwworm.