scentglands?

I recently chatted with an experienced chicken owner over Thanksgiving leftovers and described the troubles I had been having with one of my Rhodies being a real bully bird to the younger (but fully grown) hens when I integrated the flocks. Earlier in the spring when allowed to forage among 21...

Hi, we got baby ducklings from tractor supply on Thursday, and it’s Monday now. I assume they are about a week old and maybe less. We noticed there was a red marking on the back of both of them near their tail and they were pecking/itching it. Do all ducks have this? Should we be worried? Thanks