I've seen instances of single-combed Silkies before, as well as Wyandottes with single combs, Sebrights with feathered legs, and the list goes on!I have silkies with single combs. Single combs, I tell ya.
Not that I show. Or care, really. But honestly... have some standards, Ideal!
Totally understand where you're coming from. Is it too much to ask, wishing our birds to at the very least look their breed?
~Alex