So I have this 18 week old barred rock that is showing some signs that I'm not sure about. She has almost no comb so I thought that meant for sure not a rooster, but she has started showing feather signs, like saddle feathers and her neck are pointed unlike all her sisters, her tail feather is coming out long and much different than the other three, her legs are much bigger, and she is in general bigger than the rest. Pics aren't the best but here's what I have