"Certain drugs to treat screwworm infection are not licensed in the U.S., having been unnecessary for half a century." ...

In response to the spread within 700 miles of the Texas border, Washington halted cattle imports from Mexico in May. But what ...

Climate change could be helping the flesh-eating screwworm fly spread, undoing decades of progress — and the USDA isn’t doing ...

New World Screwworm spreads from Mexico, prompting US cattle import ban. This threatens beef supply and could drive prices ...

After a decades-long campaign to beat the parasites down to Panama, they’re speeding back up north.

To say the New World Screwworm is a nasty parasite would be an understatement. The flesh-eating scourge that tortures cattle ...

New World Screwworm, a devastating parasite that eats cattle and other wild animals alive, is traveling north from Central ...

The president and CEO of R-CALF USA is requesting a federal investigation into a suspected false report that New World ...

In parts of Central America, illegal ranching on protected lands has become a front for drug trafficking and money laundering ...

Screwworm outbreak in Mexico leads to six human cases and a U.S. livestock import ban, threatening public health and cattle ...

For the second time in under six months, the U.S. is closed to cattle, sheep and bison imports through ports of entry along the southern border. Secretary of Agriculture Brooke Rollins announced the ...

U.S. Sens. John Cornyn and Ted Cruz hope to fund an operation to kill the parasitic fly before too much damage is done.