Males seem noticeably lighter in general compared to female chicks. To continue autosexing, you have to just breed the progeny to test if they pass on barring but its a percentage game at that point.
So I have a flock of 1 CL rooster, 5 CL hens (3 of those are progeny of the older 2), one rumpless black Araucana.
I've hatched 4 CL chicks, it was very obvious that the male chick was the only one with the white spot on it's head. He i
I decided to have a hatch of 10 very similar looking blue...