A large number of studies on the skin diseases of the dogs accounted that the tumors in skins are broadly widespread. Especially in the animals, the skin of the dog is most frequently influenced for both the tumors of nonneoplastic and neoplastic. The subcutaneous tissue and the tumors of skin are the most repeated tumors that are identified in the dogs and accounts for almost one third of all the kinds of tumors in this class. The continuous exposure of the skin to the environmental, physical and chemical factors can comprehend the prevalence of the tumors of skin from various types ...