I am so sorry about Godzilla. It is heartbreaking to lose one. I have lost 6 in the last 2 years from different health issues. I am sure G is up in chicken heaven running around with my girls.
Your "bully" is probably the top of the pecking order and just showing who is boss. Right now I have...
I am thinking you have pullets. My two Black Australorps were hatched on July 28, 2010.
This is Apollo at 8 weeks old...and then crowed at 9 weeks old.
This is Sophie at 8 weeks old