In the continual arms race between parasites and their hosts, innovation was thought to be the key to a successful attack or ...

A New World screwworm, a flesh-eating parasite, was discovered just south of the Texas border, raising alarms among cattle growers and ag officials. The fly lays eggs in cattle and other warm-blooded ...

Pre-earnings options volume in Fly Leasing Ltd is 1.5x normal with puts leading calls 9:4. Implied volatility suggests the market is anticipating a move near 12.8%, or $2.38, after results are ...

Many flies are plagued by parasitic wasps, which lay their eggs in fly larvae, turning them into surrogate wombs for wasp larvae. One common fly has successfully fought off its wasp predator by ...

Fruit flies are generally highly susceptible to parasitic wasps, but some have stolen a gene from bacteria that makes them resistant. This adult fly, Drosophila melanogaster, has two cysts (made dark ...