There's two subspecies, Congo and Timneh greys. Congos are about a 3rd much larger than Timnehs. Congo African greys boast shiny black beaks and bright crimson tail feathers, though Tinmeh greys have horn-coloured mandibles and deep maroon tailfeathers. Oranges could be a fantastic supply of Vitamin C, A, as well as B Vitamins in addition to diet