title: [Extraretinal photoreceptors in the pineal body of birds].
mesh_terms: D000818:Animals; D001717:Birds / Q000502:physiology*; D004027:Diencephalon / Q000502:physiology; D010870:Pineal Gland / Q000166:cytology* / Q000502:physiology; D011984:Sensory Receptor Cells / Q000166:cytology* / Q000502:physiology
vernacular_title: Zur Frage extraretinaler Photorezeptoren im Pinealorgan der Vögel.