Board Thread:Warhammer 40k General Discussion/@comment-5.65.81.205-20131020155613/@comment-93.220.4.243-20140512131626

there actually is ;)

read the first 3 heresy novels again, especially the passages about the chronicles of ursh

"Some of the mentioned happenings in the Chronicles of Ursh:
 * Putrid daemons (assumed to be Nurglings) would emerge from the viscera of the young.
 * The elderly turned to snakes.
 * Men went mad with the lust for blood, and turned into daemons before the eyes of their village."