A common alement from fucking an anthill. Then then are spread from host to host during intercourse via ejaculation.
Blood, globs of semen, ant carcasses are signs of dick ants.
A common case was on 4chans section called /b/ or random where anonymous posted asking for help. The post indicated he knew nothing about dick ants.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi