How Flesh-Eating Screwworms in Cattle Could Raise US Beef Prices
New World Screwworm, a devastating parasite that eats cattle and other wild animals alive, is traveling north from Central America to Mexico and has crept past biological barriers that kept the pest contained for decades, experts said.
Washington halted cattle imports from Mexico in May, citing the insect’s spread further into Mexico, about 700 miles from the Texas border. With the U.S. cattle herd already at a multi-decade low, the closure could further elevate record-high beef prices by keeping more calves out of the U.S. cattle supply...
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