US Screwworm Outbreak Spreads As Canada Bans Texas Cattle
Summary
A second case of New World screwworm, a dangerous parasitic fly, was found in a calf in Texas. In response, Canada temporarily banned importing livestock from Texas to stop the parasite from spreading.Key Facts
- The New World screwworm is a fly whose larvae eat living flesh of animals, causing serious wounds.
- Texas has confirmed two cases of screwworm in calves, near the U.S.-Mexico border.
- The U.S. Department of Agriculture created a quarantine zone to control the spread.
- Texas Governor Greg Abbott declared a disaster to use all state resources to fight the outbreak.
- Officials are releasing sterile flies to stop the screwworm from reproducing.
- Canada’s Food Inspection Agency banned animals from Texas that were in the state within 21 days before arriving at the border.
- Screwworm larvae mainly harm livestock but can also affect pets, wildlife, and rarely humans.
- The parasite spreads mainly through moving infected animals, including trade and migration.
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