Tachinid flies lay their eggs under the skin of the host pest. Larvae hatch and feed on the host killing it before pupating and becoming adults to continue the life cycle.

Several times, on both thistles and milkweeds, I have found beelike tachinid flies. When I first […] Skip to content. All Sections. Subscribe Now. 77°F. Saturday, June 14th 2025 ...

The beelike tachinid fly, Adejeania vexatrix, is a native to western North America and is distributed from Mexico to British Columbia. It is not abundant, but neither is it uncommon. But I was unable ...

However, some species of trigonalid are able to sit tight inside the caterpillar until it gets parasitized by an ichneumon or a tachinid fly. But this isn’t the only bizarre life-cycle of the ...