I'd recommend a Cochin as well, they aren't crested so they see MUCH better. They can also fly, so they can roost. Cochins come in bantam and standard, so if you went with them you wouldn't have to worry about introducing bantams. They come straight feathered and frizzled and in a ton of pretty...
In my opinion, its quite possible that they won't. New chickens thrown into a new pecking order can be treated brutally. Imagine the treatment for a much smaller, crested breed. You large rooster mating small Silkie hens could also be a recipe for disaster.
Yes, its absolutely possible to...