Dark-adaptation: a new hypothesis.
D000221:Adaptation, Ocular / Q000502:physiology*; D000818:Animals; D002415:Cats; D003624:Darkness; D007257:Information Theory; D008266:Macula Lutea / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology; D012168:Retinal Pigments / Q000502:physiology*
D012168:Retinal Pigments