title: [What does it mean to see? (author's transl)].
abstract: A short discussion is given of the phylogenesis of visual organ and what the word: "to see" can mean. The author concludes that we still have a long way to understand fully the very complicated mechanism of the vision.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D001717:Birds; D001921:Brain / Q000502:physiology; D006801:Humans; D007313:Insecta; D014785:Vision, Ocular / Q000502:physiology*
vernacular_title: Was bedeutet es, zu sehen?