Ключевые слова: animal, antenna, antler, armor, armour, beak, beetle, beetledeer, bug, cervus, close, closeup, coleoptera, crust, deer, disappearing, endangered, entomologist, entomology, europe, fauna, fly, genus, horn, horns, insect, iucn, list, lucanidae, lucanus, lucanuscervus, macro, nature, obsolescent, pest, pseudolucanus, rare, red, redlist, science, scopoli, shell, species, stag, stagbeetle, stone, wild, wildlife, wings,