Strepsiptera are a small group of insects with a parasitic lifestyle. Males use only the hind wings for flight. The fore wings are highly modified structures.
The Strepsipteran, Xenos vesparum is a parasite of a paper wasp, Polistes dominulus. Males are small and are not good flyers. Females are flightless and remain partially inside the host. How can a male Strepsipteran find another infected wasp for mating with non-siblings?
Strepsipteran parasites alter the…
Source: Living With Insects Blog