Recent content by anvil prime

2 days ago, one hen had this type of mark on the back of her comb. Today, 3 out of 4 have a very similar area. I've reviewed other pics on this forum, but have 99% ruled out mites or pox. I do think it may be fighting marks from being pecked at the rear of their comb. Suspiciously, the...

Can't tell if this is due to rowth of chicks to hens or pecking? Haven't seen any bullying or aggressive behavior. It started with one and now have 3 affected all in asme spot on both sides of head. Disease? pecking? Something else?