Gender guesses?

[wilkinsfarm2020]

Barred rocks hen australorp roo.
If all 3 are this mix for sure they are all cockerels correct?
Here's their pics born jan23rdish.
3 total.

 

[amelia413]

Barred rocks hen australorp roo.
If all 3 are this mix for sure they are all cockerels correct?
Here's their pics born jan23rdish.
3 total.

Can you send a picture of their tails? That’s how I usually sex my barred rocks. If they seem long and pointy, it’s usually a cockerel

 

[keesmom]

Barred rocks hen australorp roo.
If all 3 are this mix for sure they are all cockerels correct?
Here's their pics born jan23rdish.
3 total.

That is a sex linked cross. Cockerels are barred and pullets black. So yes, all 3 are cockerels.