Humans can have extreme reactions when they come across insects – from delight at the sight of a Monarch butterfly to disgust at a scurrying cockroach. But did you know that many insects are too small ...

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 ...