Quote: chocolate is sex linked recessive... so if she's truly chocolate, then all cockerals have a 50/50 chance of throwing choco hens, but would require a choco hen to breed to to produce choco roos.
i don't believe it's normally found in sfh, so someone outcrossed somewhere to add it in.
I haven't read to the end yet and someone may have brought this up - but the legs don't look yellow. How does that fit in?