AND, (s)he is only 3-4 months old.

I've ended up with many roosters from "sexed" chicks. Again, I've been wrong before, but those feathers... I've also had hens that crow like a rooster. So 🤷

I looked up pictures of jersey giant hens and roosters and my money is on rooster. The shape of its body, and the way those tail feathers are beginning to curl. You can totally do the dominance assertion though! I've done that with my own rooster and he was a good one. I picked him up and walked a...