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
Tyson expects another year of beef-segment losses due to tight cattle supplies, even as chicken, pork, and prepared foods strengthen overall margins.
A smaller U.S. turkey flock and resurgent avian flu have tightened supplies, driving prices higher even as other key holiday foods show mixed trends.
The allure of rural property — with its promise of space, freedom, and self-sufficiency — is undeniable, but local zoning regulations govern the reality.
ARC/PLC, marketing loans, and crop insurance each matter at different points in the price cycle — and the new Farm Bill strengthens the balance among them.

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:

Longtime MLF pro angler Fred “Boom Boom” Roumbanis shares how he and Jeff Sprague of Team YETI are preparing for the Team Series Summit Cup.
USDA released the November WASDE Report on Friday, the first supply-and-demand estimate to drop since September, just before the 43-day government shutdown.
U.S. Trade officials announced new deals with El Salvador, Guatemala, Ecuador, and Argentina, as well as a steep reduction in tariffs on Swiss imports.
China’s cost advantage with Brazilian soybeans and vague public messaging leave U.S. export prospects uncertain heading into winter.
Expanded aerial capacity strengthens the U.S.–Mexico buffer against screwworm, providing cattle producers with stronger protection heading into winter and reducing risk to herds along the southern tier.
AFBF economist Faith Parum breaks down the potential impact of the proposed policy change to allow year-round sales of E15 biofuel.
Agriculture Shows
Special 3-part series tells the story of the Claas family’s legacy, which changed agriculture forever.
From soil to harvest. Top Crop is an all-new series about four of the best farmers in the world—Dan Luepkes, of Oregan, Illinois; Cory Atley, of Cedarville, Ohio; Shelby Fite, of Jackson Center, Ohio; Russell Hedrick, of Hickory, North Carolina—reveals what it takes for them to make a profitable crop. It all starts with good soil, patience, and a strong planter setup.
Champions of Rural America is a half-hour dive into the legislative priorities for Rural America. Join us as we interview members of the Congressional Western Caucus to learn about efforts in Washington to preserve agriculture and tackles the most important topics in the ag industry on Champions of Rural America!
Featuring members of Congress, federal and state officials, ag and food leaders, farmers, and roundtable panelists for debates and discussions.