one big thing to look for, no matter what the breed, is that male chickens have different saddle feathers than female chickens. No matter what. Check out this pic and you should be able to judge at this age what you have...View attachment 1213071
Not completely true actually. In some breeds the males are "hen feathered". Meaning they don't get the long, thin traditional saddle feathers. Such as in Campines and Sebrights.

