Red-green colour-blind Test from Are dogs red–green colour blind? Marcello Siniscalchi Serenella d'Ingeo Serena Fornelli Angelo Quaranta 10.6084/m9.figshare.5555365.v1 https://rs.figshare.com/articles/media/Red-green_colour-blind_Test_from_Are_dogs_red_green_colour_blind_/5555365 video footage showing the orienting response of a dog during presentation of different visual stimuli. 2017-10-31 16:53:18 dog colour vision physiology behavioural method