I don't necessarily agree with this. In the UK is was the way to raise pheasants and partridge under hens in the past. It is also becoming a popular method of rearing pheasants again with the rise in the desire for birds with better instincts for a wilder bird.
Hi I was wondering where my boy went wrong then 🤣. I have a silkie which was bought as a pullets...that turned out to be a cockrel. I believe he is Mauve...looks like the colour in the link.