As the New World Screwworm Fly outbreak spreads north across Mexico closer to the United States border, the US is mounting ...
In 2025, the United States faced a series of reminders that the security of our food supply depends on public health systems that are largely invisible to the general population. Poultry and dairy ...
If you started ranching within the last five decades, it’s unlikely that you’ve seen a case of New World screwworm because the deadly parasite was largely eradicated from the United States in 1966 and ...
New World screwworm larva close up, and the mouth hooks they use to eat living flesh. The last time the New World screwworm invaded the U.S., it devastated livestock and required a decades-long ...
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This screwworm control program remains one of the most successful examples of international disease control in the Americas. To maintain it, however, requires constant effort to produce sterile flies ...