Pullet or cockeral?

[BobbiStandley]

5 weeks old now. Barnyard mix. Out of 4 chicks one is very obviously a roo, 2 look like pullets to me, but not sure on #4 here. I do have an older sibling hen that is colored just like this, but would love opinions. Thanks!

 

[The Moonshiner]

So far I vote pullet.

 

[BigBlueHen53]

Pullet, x2.

 

[Pigeony]

x3