i think you're already doing what i would do by letting them out later. my hens are SO loud in the morning and it's pretty constant, more so than my roosters' crowing!
i WISH my silkie roos were sweet. i just had one euthanized at the vet because he attacked everyone and was relentless.
i have 2 silkie roos left and they are showing some aggression too. we're working on them and hoping not to have to put them down too.
in my situation, i think i know the...