06/18/2026
This will be a developing story.
We will bring you Maryland-specific information from our state veterinarian as it becomes available.
On June 3, the United States Department of Agriculture (USDA) confirmed the presence of New World Screwworm (NWS) in a three-week old calf in Texas. NWS is a flesh-eating parasite carried by a fly that lays eggs around open wounds in all manner of livestock as well as horses and humans. It can be se...