Sexing chicks

[emmarouth17]

I've got 6 chicks there all different breeds so its really had to sex them as I have no other chick of the same breed to compare it to can any of you give my your adices about how to sex them? thanks

 

[emmarouth17]

This is my appenzella

 

[emmarouth17]

This is my barnvellda

 

[emmarouth17]

This is my marron

 

[emmarouth17]

This is my aracarna

 

[emmarouth17]

Any thoughts of what they could be would be great "I'm hoping for girls"

 

[kittykatchick]

They all look pullet-y to me

How old are they?