I agree you have all cockerels.
Besides the leg color, an Ameraucana should be pure for a pea comb, which is dominant over straight. So with an Ameraucana x straight comb bird, you wind up with some type of modified pea comb and two of your boys have nice classic straight combs.
Besides the leg color, an Ameraucana should be pure for a pea comb, which is dominant over straight. So with an Ameraucana x straight comb bird, you wind up with some type of modified pea comb and two of your boys have nice classic straight combs.