Bringing home new chicks or hens is exciting — until your established flock decides the newcomers are not welcome. Here's how to introduce new birds without starting a war. What triggers conflict: - Skipping quarantine and introducing new birds cold, with no adjustment period - Tossing new birds straight into the coop with no escape routes - A size or age mismatch — young chicks with full-grown hens rarely ends well without protection - Limited space, food, or roosting spots forcing competition What's normal: - Some chasing, pecking, and posturing as the pecking order gets renegotiated - The newcomers hanging back, eating last, and roosting lower for the first week or two - A few days of tension before things settle into a new normal What's NOT normal — step in: - Repeated attacks that draw blood or leave a bird cornered with no way out - A new bird refusing to eat, hiding constantly, or getting ganged up on by the whole flock - No improvement in the dynamic after 2+ weeks How to do it right: quarantine new birds for 1-2 weeks to check for illness, use a "see but don't touch" setup (a wire divider or adjacent pen) for a few more days, then supervise the first free introduction — ideally in neutral territory with multiple food/water stations so no one has to compete. Add extra roost space too. How does everyone handle bringing new birds into an established flock? Any integration horror stories — or wins? >>> I have two separate coops with attached runs (one is my OG set-up, and the one we replaced it with once we realized chicken math beat us lol), so we use the old one to assimilate new chicks/pullets into the existing flock. We just integrated our 3rd Gen girls into "gen pop" with great success. I think the OG girls are thinking, "Oh great...THIS AGAIN?" They seem to have a "whatever" attitude about the whole thing. The 2nd Gen girls are the ones giving us a little bit of pushback. I think the lowest hen in the pecking order, Frenchie Mohawkian, sees this as an opportunity for advancement, and she is chasing the "babies" (some of them are bigger than her), and she's trying to climb the social ladder. Sable Brown-Barnes is doing the same, just to a lesser extent. They chase the new girls away from whatever they want for themselves (or just don't want the young girls to have). But they aren't being overly aggressive or hurting them, so I'm letting things play out. I got a funny video of Minerva McGoneggall (I think she may one day take over the world) challenging our head hen, Dottie Dotcom. Dottie doesn't seem to care until Minerva tries to bite at Dottie's comb (it's just so big, red, and floppy!) They chest bump each other, ruffle their hackles, and Dottie shows Minerva she's still the boss.