资讯

The U.S. has closed its southern border again to livestock imports, saying that a flesh-eating parasite has moved further ...
The U.S. has again ceased livestock imports from Mexico related to the presence of the parasitic New World screwworm fly ...
The New World screwworm fly's larvae feed on live flesh, threatening livestock health and causing economic losses. US and ...
The USDA hopes a new fly factory will be operating in southern Mexico by July 2026 to supplement fly breeding at an existing ...