Demodectic mange is a common skin disease in dogs.
Demodectic Mange Home Demodectic mange is a common skin disease in dogs. It is caused by a mite known as Demodex Canis. The mite is cigar shaped when viewed under a microscope, but is not visible to the naked eye. It is generally believed that all dogs have a small number of these mites living in their hair follicles at all times. The mite is not contagious from dog to dog or transmissible to humans.