what chicks are going bald!!! how do i get rid of the lice/mites??............i cant see then on them but i got a cochin that is totallly bald!! and 1 that is on it way to looking that way......and other that have bald patches!! how do i get rid of them!?!?!? or what is it?? do clean out my whole chicken coop shavings and all?? and what do i put on the chicks?? and should i spray bleach everywhere to kill them???? help pleaseeeeeee thanks!