Female wasps have a venomous sting to discourage predators, but males lack this protection. Now, researchers have discovered that male mason wasps have an alternative defence strategy: using their ...

Males of a species of parasitic wasp can identify potential mates from chemicals they give off, even before the females have emerged from within their host fly. Jewel wasps (Nasonia vitripennis) are ...

If you tend to think of nature as warm and fuzzy, it would only take a short time reading about parasitic wasps to disabuse you of that image. They have a tendency to paralyze their insect victims, ...