OK, there is a race with bony foreheads. Due to a nasty virus, they have the blood of Khan in them, so they look and behave more like humans. But their foreheads will still be stronger than those of humans, so why do they need helmets?
I say it again, all the aliens, be it Romulans, Orions (aka dumb, green-painted frat girls) or Klingons are pretty messed up in ST09. Or let's call it the pop version of them.