Board Thread:Off Topic/@comment-24993958-20150801001020/@comment-25396609-20150804075227

I know they were the same disease, but I think they acted differently. If I recall correctly, yersinia pestis can manifest in three ways; pneumonic, septicemic, and bubonic.

Specifically, the black death is what happened when all three possible yersinia pestis plagues occured at the same time