Mimivirus (https://en.wikipedia.org/wiki/Mimivirus https://en.wikipedia.org/wiki/Mimivirus), a virus which is actually twice the size of these nanobacteria has

Mimivirus (https://en.wikipedia.org/wiki/Mimivirus https://en.wikipedia.org/wiki/Mimivirus), a virus which is actually twice the size of these nanobacteria has already prompted some debate about the relationship of viruses to the kingdoms of "life" and, for some, a reevaluation of what we mean by "life". These bacteria are likely to add to that debate.