New World Screwworm
NWS Zones Released Across Texas
Texas Gains Ground Against Screwworm by Releasing Infested Zones
REDFIELD, Iowa (DTN) — USDA and Texas Animal Health Commission (TAHC) continues to release New World screwworm (NWS) infested zones in Texas as no more...
NM Prepares for Santa Teresa Reopening
New Mexico Officials Ready Santa Teresa Cattle Crossing for Potential Reopening
This article was originally posted at 7:39 p.m. CDT on Tuesday, Sept. 15. It was last updated with additional information at 11:34 a.m. CDT on...
Arizona Port Reopens to Mexican Cattle
US Reopens Arizona Border to Mexican Cattle with NWS Safeguards in Place
REDFIELD, Iowa (DTN) — The U.S.-Mexico border opened yesterday to cattle imports through the Port of Entry at Douglas, Arizona.
Officials Ink Deal on Screwworm Fight
USDA, DHS Formalize Biosecurity Pact to Fight Screwworm at the Border
REDFIELD, Iowa (DTN) — U.S. Secretary of Agriculture Brooke Rollins and U.S. Customs and Border Protection Commissioner Rodney Scott met at Moore Air Base in...
USDA Eyes Aug. 24 Cattle Port Reopening
USDA Sets Aug. 24 Date to Resume Mexico Cattle Imports if Plan Followed
REDFIELD, Iowa (DTN) — USDA announced on Friday that the southern cattle ports from Mexico to the U.S. will open beginning Aug. 24, 2026, if...
Pasture to Pen
10 Things to Know About New World Screwworm
REDFIELD, Iowa (DTN) — New World screwworm (NWS) may be a new issue in the U.S. in 2026, but it really isn’t all that new....
Livestock Producers Affected by NWS
‘All Hands-On Deck’: Texas Livestock Producers Brace for Billion-Dollar Screwworm Threat
As New World screwworm (NWS) cases continue to spread in Texas, awareness is critical for animal owners and those who are dealing with the pest...
Texas NWS Meeting Draws Many Producers
Animal Health Officials, Secretary Rollins Assure Producers They Will Help Fight NWS
The recent detection of New World screwworm (NWS) in Texas has made producers realize they need to be more aware of animal health. An informational...
USDA Invests in NWS Projects
USDA Funds 40 New World Screwworm Projects With $105 Million
OMAHA (DTN) — USDA is directing $105 million across 40 research and response projects targeting New World screwworm (NWS), a livestock pest capable of inflicting...
Wildlife Concerns Grow for Possible NWS Spread
USDA Officials Highlight Wildlife Threat as They Press to Curb New World Screwworm Cases
WASHINGTON (DTN) — USDA officials are linking New World screwworm (NWS) cases to wild animals, though USDA’s confirmed detections have not reported any cases so...