New cases of screwworms on July 8 in Veracruz, Mexico has caused the U.S. to close southern borders to livestock imports.

STORY: Hummer, a young mixed-breed dog, walks around a variety of samples until he finds what he’s searching for – the scent ...

In a move to secure U.S. producers from the New World Screw worm, the U.S. Secretary of Agriculture, Brooke Rollins, ...

The Santa Teresa livestock crossing was set to open up July 21st after months of closure due to the New World Screwworm, a flesh eating parasite found in Mexico. But after a new case was found in the ...

TECAMAC, Mexico - With tail wagging, tongue out and ears perked, Hummer - a young mixed breed dog with a slick black coat - ...

The US has closed its ports of entry to Mexican cattle for fear of the parasitic, flesh-eating worm spreading north.

The Trump administration shuttered the southern border to all livestock imports on Wednesday to combat the spread of a ...