The upper seven photos are courtesy of Per Holmen. The 6th and 7th row photos are courtesy of Louis A. Hansen. The right lower photo was taken at Hasama; the left lower, in the Meru Forest. The other photos were taken in the Ngorongogo CA, Arusha NP, the Magamba Forest and the Udzungwa Mountains. There are four color morphs, two of which are shown here.