Sexing Silkies

[jnbce5]

Hi everyone! I have 4 twelve week old silkies...is this to soon to sex them still? im hoping I have at least 1 roo. the only black one I have is starting to grow a small comb and looks like his head is not as rounded as the others....

https://www.facebook.com/video.php?v=582867455157698

This is a link to a facebook video I took of them last night.
Can anyone help?
Thanks! Jen

 

[ashtree]

Are these recent pics? They look more like 4-6 weeks old.

 

[BantamLover21]

Are these recent pics? They look more like 4-6 weeks old.

x2

 

[jnbce5]

No the pic is an older one but I posted a link to a video on my Facebook from yesterday. Sorry I didn't know how to upload it here