I'm sure this is a roo what breed

[lastonein]

From a barnyard mix of chicks this is at 8 weeks

 

[chickenlver2013]

When you said "barnyard mix", did you mean a mix of different breeds of baby chicks? If it was from a barnyard mix then that means it is a hybrid. Also, that means the parents were not the same breed. Maybe you can ask the people you got him from.

 

[abmaddox1981]

Looks like a RIR cross