Ключевые слова: brushfoots, butterfly, endangerd, euphydryas, flower meadow, fritillary, grass, grassland, grassstock, insects, knight butterfly, marsh fritillaryrsilence, marsh fritillaryxa, meadow, moselle, moth, order lepidoptera, parnassius apollo, pasture, peadock, red, red apollo, rest, seldom, silence, sit, sit still, spread, thistle, white, wings,