New pics, what gender EE's?

[6littlechicks]

There are 5 and they are all black crosses with Brown leghorn

 

[Wyandottes7]

The bird in the upper right is a cockerel.All the others are looking pullet-y, though I can't see all their heads very well.
Two black birds on the left side of the photo are looking like roosters, especially the one on top next to the blueish hen.