black and white crossed will not give you a color somewhere in between.
If we're talking recessive white then it is possible for a black to produce a white and a white to produce a black.
Recessive white takes two copies to be expressed. One copy goes sight unseen.
if you breed a white to a bird that doesn't carry or show white then it can produce a black.
you can also breed two blacks together that both carry one recessive white gene and produce some white chicks.
If we're talking recessive white then it is possible for a black to produce a white and a white to produce a black.
Recessive white takes two copies to be expressed. One copy goes sight unseen.
if you breed a white to a bird that doesn't carry or show white then it can produce a black.
you can also breed two blacks together that both carry one recessive white gene and produce some white chicks.