I have 7 week old French Blue Copper Marans and Double Silver Laced Barnevelders that I am trying to sex. I have a sneaky suspicion both marans are boys and the first Barnevelder is male and the second is female... thoughts? Maran #1 pics. 1/2, Maran #2 pics. 3/4, Barnevelder #1 pics. 5/6...