The parasitoid waspsLysiphlebus fabarumandAphidius ervi(Braconidae: Aphidiinae) are closely related endoparasitoids of aphids (Fig.1) [9,11,38]. In the wild, both species are found infecting a wide range of aphid species although their host ranges differ, withA. ervimore specialized on aph...
In the example above, if you had good weather and you still don’t see eggs after 3 weeks, something may have gone wrong. The bees may have failed to raise a viable queen, the virgin queen could have been eaten on her mating flight, or she may have failed to mate. At this point,...