Screwworm Threat Prompts Heightened Biosecurity as Experts Urge Vigilance

Dr. Rosslyn Biggs with the Oklahoma State University Center for Rural Veterinary Medicine shares insight into biosecurity, preparedness, and animal health concerns facing livestock producers as New World screwworm outbreaks continue in Mexico.

STILLWATER, Okla. (RFD-TV)Recent detections of New World screwworm in Mexico have prompted heightened biosecurity measures across the livestock industry, with producers urged to remain alert and prepared forpotential outbreaks.

Dr. Rosslyn Biggs with the Oklahoma State University Center for Rural Veterinary Medicine joined us on Wednesday’s Market Day Report to discuss the situation and outline what producers should know moving forward.

In her interview with RFD-TV News, Dr. Biggs emphasized that early detection is critical for New World screwworm. She explained how producers can take a proactive approach and highlighted key signs in livestock to watch for that could indicate the deadly parasitic infection spread by flies.

Biggs also emphasized the importance of staying informed and vigilant as the situation develops, noting that OSU is working to ensure producers have access to timely information and resources, and outlined the first steps producers should take if they believe they are encountering an outbreak New World screwworm.

Additionally, Biggs stressed that establishing a relationship with a veterinarian before an emergency occurs is essential, noting that preparation and communication can make a significant difference during a disease response.

Finally, Dr. Biggs also shared her outlook for the year ahead on the rural veterinarian shortage and its potential implications for animal health and protection in rural communities.

Related Stories
Dr. Jeffrey Gold, president of the University of Nebraska-Lincoln, joins us on Rural Health Matters to discuss winter safety reminders and preparedness.
ASFMRA’s Dennis Reyman discusses farmer sentiment, land values, and how global and financial pressures are shaping decision-making in the ag land market.
Richard Gupton of the Agricultural Retailers Association discusses the EPA’s new decision on over-the-top Dicamba and what it means for growers this year.
Higher livestock prices reflect resilient demand, even as disease and herd shifts reshape 2026 supply expectations.
Kevin Charleston of Specialty Risk Insurance discusses the importance of grain bin safety and joint efforts with Nationwide to provide farmers and first responders with access to critical, life-saving rescue tubes.

Marion is a digital content manager for RFD News and FarmHER + RanchHER. She started working for Rural Media Group in May 2022, bringing a decade of digital experience in broadcast media and some cooking experience to the team.

LATEST STORIES BY THIS AUTHOR:

Texas Agriculture Commissioner Sid Miller discusses the state’s latest efforts to prevent the New World screwworm from reaching Texas.
Economists are also closely watching how policy decisions in Washington could influence markets moving forward. Analysts say deferred futures for corn, soybeans, and wheat suggest markets are operating near break-even levels, not at prices that would encourage expanded production.
House Agriculture Committee Chairman “GT” Thompson is pushing a “Farm Bill 2.0.”
University of Nebraska President Dr. Jeffrey Gold joined us with important insights on drug safety and rural health during the winter months.
Quinn Rutt of Upstream Ranch previews the Nebraska cattle operation’s 49th Annual Production Sale where buyers can expect standout sire groups and a blend of long-standing ranch practices with modern genetic selection.
Jim Matheson, CEO of the National Rural Electric Cooperative Association, provides new updates on winter storm impacts and the outlook for rural power reliability.
Agriculture Shows
Hosted by Scott “The Cow Guy” Shellady and RFD News Markets Specialist Tony St. James, Commodity Talk delivers expert insight into the day’s ag commodity markets just before the CME opens. Only on RFD-TV and Rural Radio SiriusXM Channel 147.
A look at the news, weather and commodities headlines that drove agriculture markets in the past week.
Everything profits from prairie. Soil, air, water — and all kinds of life! Learn how you can improve your land with prairie restoration, cover crops and prairie strips, while growing your bottom line.
Special 3-part series tells the story of the Claas family’s legacy, which changed agriculture forever.