Thank for your quick reply! I have purchased a water soluble antibiotic that is specifically for the respiratory diseases. I am gonna separate him and give him the antibiotic. I'll do what I can to get him well, if he can be helped.
My New Hampshire Red is doing the same exact thing. It had gradually gotten worse until he won't put any weight on it at all. I'm going to check him for the bumble foot but I am also going to separate him and give him antibiotics in his water. My vet said it could be a joint problem or even...