Bitter yuck and a red heat light did the trick. Now I have what I think is going to be a roo in the bunch just picking on everyone. It is bigger and taller than all the others.
I have 10 baby chicks in my brooder box. There is ample food and water in the box. When I came in to work this morning one of my chicks has half of it tail feathers gone and his hind end is bleeding some. Now as the day is progressing it seems there is a lot of interest in this one chicks hind...