7 week BOs gender, please

[Nigellas]

Came from the pullet bin, pink faced, but small combs. Girls???

All three together:



close up of one of them:

 

[BuffOrpington88]

I am no expert, but they look like pullets to me.

 

[ggrap]

All girls. I have a 6wk old boy that was supposed to be a girl, his comb is huge.