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
China’s beef policy risk stems from domestic volatility, making export demand inherently unstable. Jake Charleston with Specialty Risk Insurance offers his perspective on cattle markets, risk management, and producer sentiment.
Structural efficiency supports cattle prices and resilience — breaking it risks higher costs and greater volatility.
Strong pork demand and improving beef exports outside China support protein markets despite ongoing trade barriers.
The Farm Bureau’s honor highlights the important role farm dogs play on operations across the country, serving as dependable workers and trusted companions.
Logistics capacity remains available, but winter volatility favors flexible delivery and marketing plans. NGFA President Mike Seyfert provides insight into grain transportation trends, trade policy, and priorities for the year ahead.
This simple but powerful tool from Nutrien enables farmers to keep track of highly personalized input costs and expenses involved in running their operation.

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:

Concerns over Chronic Wasting Disease are fueling a long-standing legal battle between Minnesota regulators and deer farmers. The case could soon reach the state’s Supreme Court with broader implications for agriculture.
The National Cattlemen’s Beef Association (NCBA) and Public Lands Council (PLC) are praising the passage of a bill to delist gray wolves as an endangered species by the U.S. House last week.
Recent USDA export sales data show China has been active in the U.S. market, but analysts tell RFD-TV News that the timing is a key clue.
USDA Undersecretary Luke Lindberg told RFD-TV News that we can only guess what Congress will do down the road. Still, the USDA recognizes its responsibility to spend resources efficiently and effectively.
Tight feeder supplies and lower placements indicate continued support for the cattle market, with regional impacts heightened in Texas by reduced feeder imports.
National Land Realty’s Jeramy Stephens shares his outlook on farmland market trends, which remain under close watch as new federal assistance programs roll out — with experts analyzing potential impacts on land values, buying, and stability.
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.