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