USDA confirms New World screwworm in an Arizona dog
United States · Source publication:
Head & Paws article published: · Source checked: 2026-10-29
USDA has confirmed New World screwworm in a dog in Cochise County, the first detection in Arizona. Officials established a 20 km response zone and increased surveillance. The alert is US-specific: owners in the affected area should check animals daily and contact a veterinarian or animal-health authority immediately about suspicious wounds or maggots.