@fatty and friends not everyone can get duck specific feed, or if you have a mixed flock and everyone eats together can be fed solely on duck feed. I can't get it and I have a mixed flock so I feed poultry feed for all poultry and add Nutritional yeast to make sure the water fowl are covered in...
You need to go ahead and wrap those wings it will correct itself. I have always used an all flock feed for all my poultry and never had a case of angel wing. So
I never had to decrease their protein amount. I haven't a clue why it happens in some and not others. But if you'll wrap it will...