He is a handsome rooster. Do you have another rooster? What caused the dark spots on his legs? Pecking? Xrays would be helpful to know if it is an injury that he could recover from. It can take several weeks to recover from a broken leg, and a sprain can take a long time as well. You can give...
Sorry about your rooster. Do you think that he may have broken or dislocated his leg? Did the vet xray it or suggest splinting? He does appear to have some foot pad dermatitis (bumblefoot,) which can be treated with some Epsom salts soaks to his foot and leg daily. Is he putting any weight on...