Help sexing

[Chickensandchicks]

Ok yesterday posted pics of several that were cocks....please help with a few more the Sussex I know are male but what is the better to keep the waddles are different

 

[ILoveDaffy]

Hmmm, I am not sure, I am not great at this sort of thing.

 

[nuthatched]

Last one is definitely a boy, I need to zoom in on the rest

 

[nuthatched]

Last two and first black one, the others are too far away

 

[Chickensandchicks]

So I am trying to figure out just the 3 black ones ...hopefully these are better pics....just finished butchering 7 others

 

[HappyDuckie]

In the second and third pics, the white and black one is a boy. Can't tell with the others, though the last one I definitely think is a pullet.