Despite being genetically very closely related. the marble trout <em>Salmo marmoratus</em> and the brown trout <em>Salmo trutta</em> exhibit marked phenotypic differences. particularly with regard to skin pigmentation. Histological analysis of skin from the head and gill cover of differently aged individuals of the two species was carried out in order to charac... https://cosmeticssquadets.shop/product-category/cosmetic-set/