AUSTIN, Texas (KXAN) — A parasitic worm ... “screw into flesh with sharp mouth hooks” leading to a parasitic infection. TPWD officials said female screwworm flies are drawn to the odor of a ...
According to technical information, screw-worm females lay 250-500 eggs in the exposed flesh of warm-blooded animals, including humans, such as in wounds and the navels of newly-born animals.