We bought 10 chicks (pullets- haha) this spring, but it ends up 2 are roos. One is a RIR and the other a White Silky Bantam. Hens are 1 Black Silky, 4 Ameraucanas, 1 Buff Orp, 1 Barred Rock, 1 Black Australorp. Do I need to worry about the big roo picking on my silky? "Randy" the RIR roo...