Health ❯ Animal Health

Parasitic Infections

Screwworm Gusano Barrenador Screwworms Heartworm Screwworm Infestation Screw-Worm Disease Screwworm Flies Prevention Measures New World Screwworm Neuropathology

Second Screwworm Case in South Texas Prompts Rapid Scale-Up of U.S. Response

Federal and state teams have expanded sterile-fly releases to try to stop the parasite from becoming established in U.S. herds.

USDA Confirms New World Screwworm in South Texas Calf

U.S. Opens Texas Center to Disperse Sterile Flies Against Screwworm Threat

Genome Survey Finds Heartworm Evolved With Wild Canids, Forming Regional Lineages

Mexico Reports Second Screwworm Case in Two Days, Goat Treated Near Capital

Yucatán Adds 39 Screwworm Cases as Nuevo León Toughens Penalties and Entry Rules

Screwworm Outbreak Reaches Nuevo León, Putting Texas Border on Alert

US Plans $750 Million Texas Fly Factory to Quell Screwworm Outbreak

Screwworm Nears Texas as Sterile-Fly Production Falls Far Short

USDA Shuts Southern Ports After New Screwworm Case in Veracruz

Texas Forms Screwworm Response Team as USDA Boosts Sterile Fly Production