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
Domestic beef demand remains solid, with the strongest growth occurring through retail channels, according to consumers surveyed in the latest K-State Meat Demand Monitor.
The long-term viability of a ranching operation often hinges on how effectively its owners navigate the overlapping layers of IRS regulations, state tax incentives, and USDA disaster programs.
Fed cattle numbers are down two percent in February, according to the latest USDA report. Marketings fell 13 percent, signaling continued pressure on beef prices in 2026.
Galynn Beer of Tidal Grow Agri-Science joined us to discuss challenges in fertility management, the benefits of Align-N, and what growers can expect at Commodity Classic next week.
Iowa farmer Derek Hommer joined us to discuss grain bin safety, ongoing prevention efforts, and the importance of community preparedness during Nationwide’s Grain Bin Safety Week.
Congresswoman Celeste Maloy of Utah joins Champions of Rural America to discuss her new leadership role in the Western Caucus and her perspective on the Supreme Court’s ruling on President Trump’s tariff policy.

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:

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.
Mike Spier, president and CEO of U.S. Wheat Associates, discusses the new U.S.-Bangladesh trade agreement and its potential benefits for U.S. wheat growers.
Gretchen Kuck of the National Corn Growers Association joined us to discuss the Ag Coalition for USMCA’s report findings and expectations ahead of the upcoming USMCA review.
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.