Black polish chicks gender determination

[orangesplash]

Can anyone please guide me on the following video. Which one is a Male and which one is a female. These are 2 month olds.
Black polish breed

 

[cavemanrich]

You have both in your flock. Here are mine. ALL HENS.

You can identify by the hairdoo. here are some more hens.

and here is what roosters hairdoos look like'

WISHING YOU BEST,,,,,,,,,,,,,,,,,,,,,,,,,,,

 

[Crazy for Chickens!]

They are too young. Post pics of their combs, crest, and saddle feathers at 12 weeks.

Also, you can't tell from the crest alone, as stated above.