User blog comment:B214/Question and Answers 6/@comment-180.253.126.123-20160717050337/@comment-3965848-20160717071803

Basically, the body goes through reanimation, given the characteristics of an Angel/Demon, but the species convergence is not exactly complete as they still retain the qualities of their previous race.

So their bodies are slimier to that of a hybrid form but are considered to be part of race they changed to.