Colour vision: seeing red.
Lincoln
Tim
T
D000818:Animals; D005075:Biological Evolution; D003116:Color; D003118:Color Perception / Q000502:physiology*; D052586:Mating Preference, Animal / Q000502:physiology; D008954:Models, Biological; D010858:Pigmentation / Q000502:physiology; D011323:Primates / Q000235:genetics / Q000502:physiology*; D012727:Sex Characteristics