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).
backbone. n. 1. (Anatomy) a nontechnical name for spinal column. 2. something that resembles the spinal column in function, position, or appearance. 3. strength of character; courage.