Dark Cornish Giants - 3.5/4 Months old

[Kelsey88]

#1 - Dark (boy?)

#2 - Spotted (girl?)

#3 - Brown (girl?)

 

[Frazzemrat1]

I think the one in your first pic and the one in the second to last with the gold lacing are cockerels.
They should be growing out male saddle feathers soon.

 

[Gray Farms]

The first one is a male, other two are females. Your females aren't Dark Cornish though.