Federal Agency
Appears in 2 stories
Running detection, quarantine, and sterile-fly release
Two calves in Zavala County, Texas, have tested positive for New World screwworm in the first US detections since 1966. The initial case was confirmed June 3; a second followed five miles away two days later. Governor Greg Abbott declared a statewide disaster on June 5, warning Texans to prepare for an "extraordinarily challenging summer."
Updated Jun 8
Tracking infected herds, coordinating depopulation
In March 2024, H5N1 avian influenza appeared in U.S. dairy cattle for the first time. It has since infected over 1,000 herds across 17 states and 70 humans; one person has died.
Updated May 19
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