USDA confirms New World screwworm in Texas calf, first in decades
- Posted on June 4, 2026
- By Usa Today
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- 1 min read
USDA confirms New World screwworm in Texas calf, first in decades
The USDA confirmed the first New World screwworm case in the U.S. in decades on Wednesday night, in a 3-week-old calf in South Texas's Zavala County.