7 different breeds, 10 weeks old, need help determining gender

[HollyRock]

 

[donrae]

I meant pics of the Cochin, when you got it. but, the buff is a cockerel and if the black is the same age, it's also a cockerel.

the Polish looks like a cockerel. So does the Red, and I'm pretty sure on the SFH, although I'm not as familiar with them. That comb is pretty red for the age.