I'd say #1 is a lil cockerel, looks like his waddle is starting to drop and the comb is bright, the rest I think are pullets, the combs are smaller and less vibrant, and I don't see any waddles on them. Granted that might change as they grow, but at least you can keep an eye on it.
If the cockerels are already being aggressive they should get separated out. For the feathers getting picked at, a saddle might be a good option at least to remove the access to them. Hopefully if the cockerels are removed the increased space should decrease the stress.
We had the chicks in a...
My housemate and I recently had to replace the rooster in our flock due to aggression towards us and the girls. Rather than hope and wait for a chick to grow to be a decent roo, we went to a shelter that had one available. 1 and 2 are his shelter photos and 3 is a pic of him in his quarantine...
Update for anyone interested. We did end up rehoming our goose. The picking escalated so she's now with a family friend where his grankids are fighting over who gets to show her at the fair next year.
My goose keeps ripping out my rooster's feathers(tail and saddle), she* seems to be mostly targeting him but she's de-tailed a couple hens as well. I'm mostly concerned that this might be a behavioral issue as we got her as a predator deterrent. I don't want to cull or re-home her but as we're...