Are you 100% sure those are all roos? 3 and 5 look more like hens. Their feathers look adavanced enough that they wont have saddle feathers...eh, but that's just me. 1 looks like a Jap cross, 2 im not sure but def a mottled color, 3 may be a cornish rock or seabright cross, 4 is Buff, and yes...