The new world screw worm, a species of fly that lays its eggs in the open wounds of warm-blooded animals, is making a ...

For decades, scientists have been quietly fighting to eradicate the new world screw worm – a species of fly that lays its eggs in the open wounds of warm-blooded animals, causing agonising ...

Female screw-worm flies mate four to five days after hatching. The entire life cycle is approximately twenty days. A female can lay up to 3,000 eggs and fly up to 200 km (125 miles) during her life.

The US has shut down the southern border to live cattle being shipped from Mexico. The USDA said a parasite called the “New ...

For decades, the screwworm was eliminated in North America, but containment efforts in Panama have failed. Now cattle smugglers are helping the parasite advance north.

The Wyoming Department of Agriculture is warning ranchers about a devastating threat to animals and people found in Mexico. The new world screwworm ...

"Pump the era, saturate the area with sterile flies. While telling Mexico, see, I have all the measures in place. Screw Worm, right now moves by people. People move animals that are infected with ...