1.fowl pox 2.fowl pox is a viral disease. The first is spread by biting insects and wound contamination and causes lesions on the comb,wattles,and break. Head,face,and feet are most commonly affected,but may spread to feathered portions of the body. 3.There is no treatment for this disease. Vaccination is a most common prevention method. This should be administered to all chickens at 12-16 weeks of age.