Ключевые слова: against the light, animal, animals, autumn, aves, bird, birds, eating, europe, european, germany, great tit, great tits, immature, juvenile, light reflex, looking for food, oscine, oscine bird, oscine birds, oscines, paridae, parinae, parus, parus major, passeri, passeriformes, passerine bird, passerine birds, singing bird, singing birds, song bird, song birds, songbird, songbirds, sperlingsvoegel, squab, squabs, tit, tits, tree, voegel, vogel, wooden tree,