The red stains are caused by a red yeast growing on the moist hair. By changing the pH of your dogs body, it makes a hostile environment for the yeast to grow. 1/2 tablet of tums once a day will make tears alkaline or 1/2 cap of apple cider vinegar in water to drink will make them acidic. Either will work.
1) At the local level, a backbone is a line or set of lines that local area networks connect to for a wide area network connection or within a local area network to span distances efficiently (for example, between buildings).
The series of vertebrae extending from the base of the skull to the coccyx (tailbone) that forms the supporting axis of the body in vertebrate animals. It encloses and protects the spinal cord and provides a stable attachment for the muscles of the trunk. Also called backbone, spinal column, spine.