Pictures of none merle and merle dogs and mice microphthalmia mutants. A: Black and tan Australian Shepherd dog. B: Heterozygous merle Australian shepherd dog (pictures from Elevage du Paradis Sauvage de Ménestruel, Poncin, France) . C: Six-month homozygous merle collie: the coat colour is totally white and the dog is blind and deaf. D: The left eye of the same dog, shows a microphthalmia with microcornea and a cataract (pictures from Dr Gilles Chaudieu, DVM, Dip. ECVO, Chamalières, France). E: Mitfmi-sp/Mitfmi-vga9mouse. F: Mitfmi-vga9/Mitfmi-vga9mouse with severe microphthalmia (pictures from Steingrímsson ).