Wolbachia

Wolbachia is a genus of bacteria which infects arthropod species, including a high proportion of insects. It is one of the world's most common parasitic microbes and is possibly the most common reproductive parasite in the biosphere.

Wolbachia
Transmission electron micrograph of Wolbachia within an insect cell
Scientific classification
Kingdom:	Bacteria
Phylum:	Proteobacteria
Class:	Alphaproteobacteria
Order:	Rickettsiales
Family:	Rickettsiaceae
Genus:	Wolbachia