资讯

The US has reportedly drawn up plans to breed billions of flies over Mexico in an attempt to eradicate a vicious variety of ...
The federal government plans to combat flesh-eating maggots threatening U.S. livestock by dropping millions of sterile flies ...
The Trump administration plans to breed billions of flies to airdrop over Mexico and southern Texas in an effort to stamp out ...
The New World Screwworm Fly, which lays flesh-eating maggots, has appeared in southern Mexico. Scientists are concerned that ...
The United States is preparing to carry out a bold and surprising plan to fight a deadly threat — flesh-eating maggots. Flesh-Eating Maggots Threaten Livestock and Wildlife These maggots are the ...
USDA combats flesh-eating New World Screwworm by breeding sterilized flies for release over Mexico and Texas, with a new fly ...
The U.S. has blocked imports of live cattle, horses, and bison through southern border ports following the resurgence in Mexico of the New World Screwworm, a parasitic fly that infects animals and ...
In the 1940s and 1950s, cowboys carried a stick to treat cattle infested with screwworms. The stick was used to scrape the ...