It sounds like something out of a horror movie, but the New World screwworm is a real and deadly insect. These parasitic ...

A parasitic fly that devastated Texas livestock in the 1960s is spreading north through Central America and potentially toward the state's $15 billion cattle industry, prompting state and federal ...

A parasitic fly that devastated Texas livestock in the 1960s is spreading north through Central America and potentially ...

Texas Gov. Greg Abbott is forming a Screwworm response team to fight the invasive worm's expected return to Texas.

Texas officials ramp up efforts against the New World screwworm, launching a response team to safeguard animals and ...