Coverage dated June 3, 2026 to June 8, 2026

3 new screwworm cases identified

Headline from Arkansas Democrat-Gazette, on the newest of 3 developments

Three more cases of the New World screwworm have been confirmed, including one outside the main cluster in Texas, demonstrating the difficulty of stopping a resurgent pest that could devastate the nation's cattle industry, the U.S. Department of Agriculture announced Monday.

Arkansas Democrat-Gazette's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Earlier updates in this story

Developments in this update

3 dated developments, oldest first, newest marked. Each is named by one outlet's own headline; open its reports to see every outlet that covered it.

  1. Flesh-eating cattle parasite spreads beyond Texas as new screwworm cases are found

    Headline from ABC 7 Los Angeles ·

  2. New World screwworm detected in Central Texas; officials confirm case in Gillespie County

    Headline from Fox7 Austin ·

  3. Newest

    3 new screwworm cases identified

    Headline from Arkansas Democrat-Gazette ·

1 report not tied to one development ·

Read the reports

Reports & sources

61 articles, oldest first.

  1. NBC4 Washington

    Flesh-eating screwworm returns to U.S. after 60 years, threatening cattle herd (opens NBC4 Washington)

    Published

    NBC4 Washington's feed description

    The New World screwworm fly has been detected in Texas for the first time in decades, with the flesh-eating larvae threatening the nation's cattle industry.

  2. Fox7 Austin

    USDA confirms first US case of flesh-eating screwworm in Texas, triggering quarantines (opens Fox7 Austin)

    Published

    Fox7 Austin's feed description

    USDA confirms the first U.S. case of the destructive New World screwworm in a Texas calf, triggering emergency quarantines and political clash over containment.

  3. UPI

    First case of flesh-eating screwworm in 60 years confirmed in U.S. (opens UPI)

    Published

    UPI's feed description

    Agriculture Secretary Brooke Rollins confirmed the first case of a flesh-eating screwworm fly in the United States in 60 years, threatening livestock.

  4. WMUR

    USDA confirms US case of New World screwworm (opens WMUR)

    Published

    WMUR's feed description

    The U.S. Department of Agriculture confirmed a case of New World screwworm has been detected in South Texas.

  5. Blaze Media

    Flesh-eating parasite found in Texas cattle has USDA on high alert (opens Blaze Media)

    Published

    Blaze Media's feed description

    The New World screwworm was declared eradicated from the United States in 1966 but has continued to plague farmers in the decades since.

  6. Newsweek

    Map shows flesh-eating screwworm cases as parasite arrives in US (opens Newsweek)

    Published

    Newsweek's feed description

    Texas has established a 12-mile quarantine zone around a calf that was infested by a New World screwworm in La Pryor.

  7. The Victoria Advocate

    First U.S. suspected case of New World screwworm reported in South Texas (opens The Victoria Advocate)

    Published

    The Victoria Advocate's feed description

    McALLEN — The U.S. Department of Agriculture (USDA) announced a suspected case of New World screwworm — the parasitic fly poised to harm the state’s $15 billion cattle industry — […]

  8. Scientific American

    A flesh-eating New World screwworm was just found in a Texas cow—here’s what to know (opens Scientific American)

    Published

    Scientific American's feed description

    This marks the first case of the New World screwworm in U.S. livestock since the parasite was eliminated in the country in the 1960s

  9. Philadelphia Inquirer

    Flesh-eating pest confirmed in U.S. cattle (opens Philadelphia Inquirer)

    Published

    Philadelphia Inquirer's feed description

    If more screwworms are found beyond the single case, the infections, which can kill if left untreated, could devastate the American cattle industry.

  10. Forbes

    Screwworm Is Back In Texas Cattle—Is DOGE To Blame? (opens Forbes)

    Published

    Forbes's feed description

    The government cut funding for the New World screwworm monitoring program and then reportedly ignored ranchers warning the parasite was working its way to the U.S.

  11. Live Science

    Flesh-eating screwworm found in Texas cow. Are humans at risk? (opens Live Science)

    Published

    Live Science's feed description

    USDA announced the detection of a New World screwworm infection in a cow in Texas, marking the state

  12. KVIA El Paso

    Texas Parks and Wildlife confirms New World screwworm case in Zavala County (opens KVIA El Paso)

    Published

    KVIA El Paso's feed description

    ZAVALA COUNTY, Texas (KVIA) -- Texas officials have confirmed the state's first case of New World screwworm in more than two years after the parasite was detected in a calf in Zavala County. The Department announced Tuesday that laboratory testing confirmed the presence of New World screwworm larvae…

  13. Al Jazeera

    First US screwworm case in 60 years: Should America be worried? (opens Al Jazeera)

    Published

    Al Jazeera's feed description

    The US Department of Agriculture says New World screwworm has been detected in a Texas calf.

  14. The Week

    Flesh-eating screwworm found in Texas calf (opens The Week)

    Published

    The Week's feed description

    This was the first case of the parasite found in U.S. livestock since the 1960s

  15. New York Post

    ‘Horror’ flesh-eating New World screwworm case detected in Texas: USDA (opens New York Post)

    Published

    New York Post's feed description

    The US Department of Agriculture has confirmed the New World screwworm case in a 3-week-old calf from Zala County, Texas, after screwworm larvae were identified in its umbilical area, the agency wrote in a statement.

  16. Kilgore News Herald

    New World Screwworm Confirmed in Zavala County Calf | First Case of NWS in Texas (opens Kilgore News Herald)

    Published

    Kilgore News Herald's feed description

    AUSTIN – On June 3, 2026, the Texas Animal Health Commission (TAHC) received confirmation of a detection of New World screwworm (NWS) in Zavala County, Texas. A sample collected from […]

  17. CBS News

    Flesh-eating New World screwworm found in Texas calf, USDA says (opens CBS News)

    Published

    CBS News's feed description

    The USDA said the only animal affected was a 3-week-old calf in Zavala County, Texas, after larvae were identified in its umbilical area.

  18. Marshall News Messenger

    Long-feared New World screwworm detected for first time on Texas cattle (opens Marshall News Messenger)

    Published

    Marshall News Messenger's feed description

    The New World screwworm fly has been detected in South Texas, federal and state officials confirmed Wednesday, marking the first time in decades the flesh-eating insect has threatened the U.S. […]

  19. ABC 13 Houston

    Second screwworm case in Texas confirmed, as Abbott expands state disaster declaration (opens ABC 13 Houston)

    Published

    ABC 13 Houston's feed description

    The U.S. Department of Agriculture confirmed a second case of New World screwworm in Zavala County on Friday.

  20. The Guardian

    Second flesh-eating screwworm infection reported in cattle in Texas (opens The Guardian)

    Published

    The Guardian's feed description

    Governor issued disaster declaration as agencies move to stop spread of parasite, including release of sterile flies

  21. UPI

    Second New World Screwworm case confirmed in Texas cattle (opens UPI)

    Published

    UPI's feed description

    A second case of New World screwworm was confirmed in Texas this week in a one-month old calf nearly six miles from where the first case was detected.

  22. Fox26 Houston

    New World screwworm in Texas: New case detected in Zavala County (opens Fox26 Houston)

    Published

    Fox26 Houston's feed description

    A second case of New World screwworm has been detected in Texas, mere miles away from the first.

  23. Townhall

    Flesh-Eating Parasites Threaten American Livestock Industry (opens Townhall)

    Published

    Townhall's feed description

    New World Screwworm threatens Texas livestock, prompting disaster declaration and quarantine measures.

  24. West Hawaii Today

    Texas races to contain screwworm as a second case is confirmed (opens West Hawaii Today)

    Published

    West Hawaii Today's feed description

    SAN ANTONIO — Gov. Greg Abbott of Texas said on Friday that the state is working with the federal government to slow the spread of the New World screwworm days after the first case was detected in the United States in decades.

  25. Foxla

    Screwworms in Texas: What an infestation means for livestock, beef supply and the economy (opens Foxla)

    Published

    Foxla's feed description

    The return of the flesh-eating screwworm fly in Texas has ranchers and government agencies scrambling to contain what could threaten a $113 billion cattle industry in the U.S.

Showing the first 25 of 40 headlines. ·

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

3 new screwworm cases identified | Since Then