What to know about New World screwworm, its reappearance in the US and the threat to the cattle industry
- Posted on June 5, 2026
- By Chicago Tribune
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- 1 min read
What to know about New World screwworm, its reappearance in the US and the threat to the cattle industry
The New World screwworm fly is threatening the U.S. cattle industry for the first time in more than a half century.
