Frostbite? Gangrene? Not sure need help!!
You're welcome. Chickens can usually get a round if most of the foot is left intact. Infection can be a threat. Epsom salt warm baths can help clean the wounds, but only do it inside the house and dry the feet thoroughly. Here are several good articles about frostbite treatment and prevention:
Edited by Eggcessive - 4/2/16 at 7:55am