i have question on differeces on some bantom breeds?

[dianahuffman]

i know i am gonna sound stupid but what is difference between these birds:
old english game bantams, english game bantams, japanese bantams, and seramas?
is it size or anything else i only seen seramas out side of pictures, but not the others

 

[chews chooks]

its all about the looks they are different breeds a bantam is a smmall breed there are many different breeds of bantam