EPISODE · Nov 5, 2025 · 29 MIN
New World Screwworm-It's not "if" it's "when"
from Grant County Extension Connection · host Jessica Swapp
In this episode, we dive into one of the most destructive livestock threats you hope you never see—the New World Screwworm. Learn what it is, how to spot early signs, and what New Mexico producers can do to stay prepared. Joining us is Dr. Marcy Ward, Livestock Specialist with NMSU’s College of Agricultural, Consumer, and Environmental Sciences, who breaks down the biology, the risks, and the real-world steps every rancher should know to protect their herd.
What this episode covers
In this episode, we dive into one of the most destructive livestock threats you hope you never see—the New World Screwworm. Learn what it is, how to spot early signs, and what New Mexico producers can do to stay prepared. Joining us is Dr. Marcy Ward, Livestock Specialist with NMSU’s College of Agricultural, Consumer, and Environmental Sciences, who breaks down the biology, the risks, and the real-world steps every rancher should know to protect their herd.
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New World Screwworm-It's not "if" it's "when"
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