Agriculture ❯ Animal Health

Pests

Screwworm Screwworms Screw-worm New World Screwworm Gusano Barrenador Screwworm Fly Screw-Worm Fly Cattle Grub Screw-worms Gusano Barrenador del Ganado Screw-worm Fly Screwworm Flies Cochliomyia hominivorax

USDA Funds Arizona Facility and Plans Limited Cattle Imports as Screwworm Cases Persist

The move aims to ease trade strain as officials scale sterile‑fly operations to stop further livestock infections.

New World Screwworm Reappears in U.S., Triggers Mass Sterile-Fly Campaigns

Screwworm Cases Climb to 31 as Texas Expands Quarantine Zone

U.S. Steps Up Sterile‑Fly Releases as Screwworm Cases Rise in Texas

New World Screwworm Returns With 12 Confirmed Animal Cases

Screwworm Returns to U.S. as Four Cases Are Confirmed in Texas

USDA Confirms Second Screwworm Case in South Texas

New World Screwworm Detected in South Texas Calf

USDA Confirms New World Screwworm in South Texas Calf

Mexico Confirms Northernmost Screwworm Case Near Texas as U.S. Tightens Defenses