@tigerstar186 I think I recognize them and at least one other animal. I think they were borrowed from Dougal Dixon's "After Man" book about future animal evolution!
I don't follow the links, but I DO purchase the paper versions of the official English translations whenever they become available. I do that through the Diamond comics distributors catalogue that comes out each month.
I don't buy the original manga in Japanese, because why buy something I...
@Vincentius on c11 p14 it stated she could refuse orders.
I suppose one difference between employment and slavery is the right to leave. You can always leave a job, though it might mean financial penalties. Slaves can't quit.
@LTalon: True but that doesn't mean there's a huge population of witches right now. The types could be based on historical research of centuries of witches.