There are many different types of parasitic bacteria in the world. Some of these include Legionella, Mycobacterium, Nocardia, Yersenia pestis: causes the bubonic plague, Salmonella typhi: causes typhoid fever, Brucella sp. read more
Most pathogens are ‘parasites’ in the sense that they use a host for it’s own benefit while not generating a benefit for the host, or causing the host harm, or simply not being totally neutral in it’s effects on the host. read more
While some bacteria are parasites, not all bacteria are. Neither are all parasites bacteria. Parasites can be any organism that uses another as a host, and sometimes that parasitic organism is bacteria. It depends on the life cycle of the parasitic organism and how it uses the host. read more