[@Kitty] and everyone else who is confused.

They have to have a disorder of some sort. Be it mental and/or physical. the physical aspect could, for example, a pair of animal ears or a tail.

What would be considered different, 
since this is set in modern times but without the actual advancements in mental health.


Incase I went a bit off with that,

To answer the question; Yes they can be super-natural only if the case presents itself correctly. I will always offer helpful criticism to help make your character fit.