The U.S. has closed its southern border again to livestock imports, saying a flesh-eating parasite has moved further north in ...

The news comes as it was revealed undercover American agents from the DEA infiltrated the group in a high-stakes mission akin ...

America has stopped taking animals from northern Mexico. This is because of the New World Screwworm fly. This fly is harmful to animals. It lays eggs in their wounds. The US wants to prevent the fly ...

Of the more than 4,000 known tree species found only in Mesoamerica, nearly half are threatened with extinction, according a ...